Ringing in ears and Swollen neck lymph nodes
Symptom Checker

Results: 358 causes of Ringing in ears OR Swollen neck lymph nodes

1. AIDS-Related Complex
 Patients with only mild symptoms of HIV infections....more »
2. Acanthocytosis
 A rare disorder where most of the red blood cells are abnormal with spiny projections due to lipid abnormalities. The blood abnormality is seen in conditions such as abetalipoproteinemia, severe liver disease and severe malnutrition. Symptoms and prognosi...more »
3. Accelerated hypertension
 Accelerated hypertension is a condition characterized by a rapid increase in blood pressure. The condition is a medical emergency which can cause organ damage if not treated promptly....more »
4. Acne
 Pimples and blackheads on the face and skin....more »
5. Acoustic Neurinoma
 A benign tumor of the 8th cranial nerve which lies in the tube connecting the inner ear to the brain....more »
6. Acoustic neuroma
 A benign tumor of the 8th cranial nerve which lies in the tube connecting the inner ear to the brain....more »
7. Acute Pesticide poisoning -- xylene
 Xylene is an ingredient used in certain insecticides. Exposure to the chemical can cause a range of symptoms depending on the level and route of exposure. Exposure can occur through inhalation, ingestion, the skin or eyes. Acute exposure involves a exposu...more »
8. Acute adult T-Cell leukemia
 A form of blood cancer affecting the T-cells which make up the body's immune system. The disease is caused by the HTLV-1 virus (human T-cell leukemia virus) which causes the proliferation of abnormal T-cells. The virus can be transmitted sexually and may ...more »
9. Acute basophilic leukaemia
 A rare type of acute myeloid leukemia characterized by the presence of abnormal basophils....more »
10. Acute cholinergic dysautonomia
 A rare condition characterized by the presence of abnormal red blood cells in the bone marrow and blood. The condition is characterized by anemia and generally leads to the development of acute myelogenous leukemia. The acute form has more severe symptoms...more »
11. Acute erythroleukemia
 A rare condition characterized by the presence of abnormal blood cells (erythroblastic precursors) in the bone marrow and blood. The condition is characterized by anemia and generally leads to the development of acute myelogenous leukemia. The acute form ...more »
12. Acute lymphoblastic leukemia
 Cancer of the white blood cells. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the abnormal blasts or leukemic cells multiply rapidly and ...more »
13. Acute lymphoblastic leukemia, Susceptibility to
 Cancer of the white blood cells characterized by the presence of excessive lymphoblasts. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the...more »
14. Acute lymphoblastic leukemia, Susceptibility to, 1
 Cancer of the white blood cells characterized by the presence of excessive lymphoblasts. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the...more »
15. Acute lymphoblastic leukemia, Susceptibility to, 2
 Cancer of the white blood cells characterized by the presence of excessive lymphoblasts. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the...more »
16. Acute lymphoblastic leukemia, adult
 Cancer of the white blood cells. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the abnormal blasts or leukemic cells multiply rapidly and ...more »
17. Acute pharyngitis
 A condition which is characterized by an acute inflammatory reaction of the pharynx...more »
18. Adrenal hypertension
 Adrenal hypertension is high blood pressure caused by adrenal gland problems. For example, an adrenal tumor can cause excessive production of aldosterone which in turn causes salt-retention and high blood pressure. Severity of symptoms varies depending on...more »
19. Adult T-Cell leukemia
 A form of blood cancer affecting the T-cells which make up the body's immune system. The disease is caused by the HTLV-1 virus (human T-cell leukemia virus) which causes the proliferation of abnormal T-cells. The virus can be transmitted sexually and may ...more »
20. Aerotitis syndrome
 Trauma to the blood vessels in the ears caused by rapid changes in atmospheric pressure. Blockage of the Eustachian tube in the ear prevents equalization of air pressure and a vacuum develops inside the ear. Yawning or chewing can sometimes alleviate symp...more »
21. Age-Related Hearing Impairment
 Progressive deterioration of hearing ability that affects both ears and occurs with aging. The hearing loss is sensorineural in nature and is most noticeable at high frequencies. There are a number of risk factors associated with age-related hearing impai...more »
22. Aggressive NK-cell leukaemia
 An aggressive form of blood cancer involving the rapid proliferation of natural killer (NK) cells....more »
23. Aggressive systemic mastocytosis
 The excessive proliferation of mast cells. Mast cells control the skin's response to minor injury and release a chemical called histamine which causes the skin to redden. In the aggressive form, mast cells accumulate in the liver, spleen and lymphatic sys...more »
24. Al Gazali Sabrinathan Nair syndrome
 A very rare syndrome characterized by bone and eye problems, seizures and mental retardation....more »
25. Al Gazali-Khidr-Prem Chandran
 A very rare syndrome characterized mainly by short stature, eye problems and an unusual cherubic facial appearance....more »
26. Alcohol-induced hypertension
 Alcohol-induced hypertension is high blood pressure caused by excessive drinking of alcohol....more »
27. Allergies
 Immune system over-reaction to various substances....more »
28. Amphetamine-induced hypertension
 Amphetamine-induced hypertension is high blood pressure caused by use of amphetamines. Patients with an existing history of hypertension may suffer further blood pressure increases while taking amphetamines and this can be serious. Severity of symptoms va...more »
29. Amyloidosis, inflammatory
 Amyloidosis is a rare group of metabolic disorders where a protein called amyloid accumulates in body organs and tissues where it can cause damage and is potentially fatal. Symptoms depend on the organs involved. Secondary amyloidosis is caused by a chron...more »
30. Ancylostoma duodenale
 An infestation with Ancylostoma duodenale which is a parasitic hookwork whichcan cause serious disease in humans - usually occurs in people who work barefoot in damp soil. The hookworms suck blood from the intestines of the host which can result in anemia...more »
31. Anemia
 Reduced ability of blood to carry oxygen from various possible causes....more »
32. Anemia, Iron-Deficiency
 A lack of fully functioning red blood cells due to a deficiency of iron. The iron allows the body to make hemoglobin in red blood cells which in turn allows the red blood cell to carry oxygen....more »
33. Anemia, Refractory, with Excess of Blasts
 A bone marrow disease which results in insufficient red blood cells in the blood (anemia). The prognosis is poor with death usually occurring within a couple of years. There are two types: type 1 refers to cases where the level of blasts is less than 10% ...more »
34. Anemia, Refractory, with Excess of Blasts, type 1
 A bone marrow disease which results in insufficient red blood cells in the blood (anemia). The prognosis is poor with death usually occurring within a couple of years. Type 1 refers to cases where the level of blasts is less than 10% and type 2 refers to ...more »
35. Anemia, Refractory, with Excess of Blasts, type 2
 A bone marrow disease which results in insufficient red blood cells in the blood (anemia). The prognosis is poor with death usually occurring within a couple of years. Type 1 refers to cases where the level of blasts is less than 10% and type 2 refers to ...more »
36. Angiofollicular lymph hyperplasia
 A rare disorder of the lymph system characterized by the development of benign tumors in lymph tissue anywhere in the body....more »
37. Angiosarcoma
 Angiosarcomas are a relatively rare type of malignant tumors that develop from blood vessel tissues. The cancer tends to occur mainly in the liver, skin, breasts and deep soft tissues. The cancer is prone to metastasis to the lymphatic system and is consi...more »
38. Anthrax
 A serious infectious bacterial disease that can be fatal....more »
39. Arachnidism
 Poisoning from a spider bite....more »
40. Aspergillus niger infection
 A rare fungal infection that often causes a black mould to appear on some fruit and vegetables but may also infect humans through inhalation of fungal spores....more »
41. Aspirin -- Teratogenic Agent
 There is strong evidence to indicate that exposure to Aspirin during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of expo...more »
42. Asrar-Facharzt-Haque syndrome
 A form of sinus histiocytosis characterized by lymphadenopathy as well as involvement of other tissues such as the sinus cavity, skin, lungs, bone, eyes, kidneys, testes, head and neck area and the central nervous system. Symptoms vary according to the or...more »
43. Ataxia, episodic -- vertigo -- tinnitus -- myokymia
 A rare genetic disorder characterized by episodes of incoordination and unsteadiness as well as tinnitus and vertigo. Stress, exhaustion, sudden movements and exertion may trigger the episodes. It is caused by a defect on chromosome 1q42....more »
44. Atherosclerosis
 Atherosclerosis is a syndrome affecting arterial blood vessels. It is a chronic inflammatory response in the walls of arteries, in large part due to the accumulation of macrophage white blood cells and promoted by low density (especially small particle) l...more »
45. Ativan withdrawal
 Symptoms that occur when Ativan (Lorazepam) use is discontinued or reduced. Ativan is an anti-anxiety drug. Symptoms may vary depending on the level of dependence....more »
46. Autoimmune Inner Ear disease
 A rare disorder where the body's own immune system attacks the inner ear....more »
47. Autoimmune Lymphoproliferative Syndrome
 An inherited autoimmune condition characterized by proliferation of lymphocytes and autoimmunity against the body's own blood cells resulting in premature death of certain blood cells....more »
48. Autoimmune diseases
 A group of disorders in which the primary cause is the an inflammatory reaction caused by the body's own immune system attacking tissues...more »
49. BANF acoustic neurinoma
 A type of tumor that affects hearing and is associated with a condition called BANF (bilateral acoustic neurofibromatosis). The tumor is benign an occurs in the cells that form the myelin sheath of the vestibulocochlear nerve. The symptoms vary depending ...more »
50. Bacterial diseases
 Diseases caused by a bacterial infection...more »
51. Barotitis Media
 Middle ear injury due to eustachian tube blockage...more »
52. Barre-Lieou syndrome
 A rare condition where trauma (such as pinching by adjacent vertebrae or arthritis) to the sympathetic nerves located in the spinal area of the neck results in a variety of neurological symptoms....more »
53. Bartonella infections
 Infection with bacteria from the Bartonella genus of bacteria. Specific bacteria from within this group are Bartonella bacilliforms (Oroya fever), Bartonella Heneslae (Cat-scratch disease). Other conditions caused by this bacteria are endocarditis, bacter...more »
54. Basilar artery migraine
 Basilar migraine (BM), also known as Bickerstaff syndrome, consists of headache accompanied by dizziness, ataxia, tinnitus, decreased hearing, nausea and vomiting, dysarthria, diplopia, loss of balance, bilateral paresthesias or paresis, altered conscious...more »
55. Benign Paroxysmal Positional Vertigo
 A condition where certain head movements cause extreme dizziness....more »
56. Besnier-Boeck-Schaumann disease
 A rare disease where inflammatory granular nodules form in various organs....more »
57. Bone-Marrow failure syndromes
 A disorder where the bone marrow fails to produce enough new blood cells....more »
58. Borreliosis
 An infectious bacterial disorder that is transmitted by ticks and causes skin rashes joint swelling and other symptoms similar to the flu....more »
59. Brain Fag syndrome
 A type of neurotic disorder that was first observed in white collar workers in Africa....more »
60. Bullis fever syndrome
 A disease transmitted through tick bites (Ambylomma americanum). Symptoms include fever, rash and headache. The disease was first observed in soldiers training at Camp Bullis in America....more »
61. Bumetanide -- Teratogenic Agent
 There is strong evidence to indicate that exposure to Bumetanide during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of e...more »
62. Bárány syndrome
 A rare syndrome characterized by various symptoms associated with a headache that occurs on one side of the back of the head....more »
63. Caffeine -- Teratogenic Agent
 There is strong evidence to indicate that exposure to caffeine during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exp...more »
64. Caffeine poisoning
 Excessive ingestion of caffeine....more »
65. Cancer
 Abnormal overgrowth of body cells....more »
66. Carbamazepine -- Teratogenic Agent
 There is strong evidence to indicate that exposure to Carbamazepine during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level o...more »
67. Cat scratch disease
 An infectious disease transmitted through a cat's bite, scratch or lick and resulting primarily in lymph node pain and swelling. The condition can be mild or severe....more »
68. Cerebral Aneurysm
 Dangerous swelling of a brain blood vessel that may rupture....more »
69. Cervical Spondylosis
 Condition where bony changes within the cervical spine causes spinal cord compression with associated neck pain; usually seen in patients over 40 years of age....more »
70. Chemical poisoning -- Acetylsalicylic Acid
 Acetylsalicylic Acid is also known as aspirin and is primarily used to relieve pain, fever and inflammation. Excessive exposure to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involv...more »
71. Chemical poisoning -- Aniline
 Aniline is a chemical used mainly in the manufacture of perfumes, varnishes, resins, dyes, paint removers, herbicides, fungicides, explosives, solvents and photographic chemicals. The type and severity of symptoms varies depending on the amount of chemica...more »
72. Chemical poisoning -- Benzene
 Benzene is a chemical used mainly in gasoline fuel and as an industrial solvent. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
73. Chemical poisoning -- Bromates
 Bromate is a chemical used mainly in perming solution neutralizers and in small amounts as a bread preservative. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of ...more »
74. Chemical poisoning -- Dichlorphenamide
 Dichlorphenamide is a chemical used mainly as a treatment for glaucoma. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the e...more »
75. Chemical poisoning -- Hexane
 Hexane is a chemical used mainly in the manufacture of products such as glue, paint, shoes and furniture. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemica...more »
76. Chemical poisoning -- Methanol
 Methanol is a chemical used mainly in fuel, paint removers, solvent, antifreeze and in the production process of many other products. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depend...more »
77. Chemical poisoning -- Tetrahydrofuran
 Tetrahydrofuran is a chemical used mainly as a plastic solvent and in the processing of varnish, ink, paint and glue. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amoun...more »
78. Chemical poisoning -- Toluene
 Toluene is a chemical used mainly in pesticides, degreasers, glues and pain removers. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the n...more »
79. Cholesteatoma
 Uncommon middle ear condition...more »
80. Chronic Lymphocytic Leukemia, Susceptibility to
 A cancer of the blood and bone marrow where too many abnormal lymphocytes (white blood cells) are produced which eventually crowds out healthy blood cells in the body. Researchers have discovered a link between a number of genetic defects and increased su...more »
81. Chronic Lymphocytic Leukemia, Susceptibility to, 1
 A cancer of the blood and bone marrow where too many abnormal lymphocytes (white blood cells) are produced which eventually crowds out healthy blood cells in the body. Researchers have discovered a link between a number of genetic defects and increased su...more »
82. Chronic Lymphocytic Leukemia, Susceptibility to, 2
 A cancer of the blood and bone marrow where too many abnormal lymphocytes (white blood cells) are produced which eventually crowds out healthy blood cells in the body. Researchers have discovered a link between a number of genetic defects and increased su...more »
83. Chronic Lymphocytic Leukemia, Susceptibility to, 3
 A cancer of the blood and bone marrow where too many abnormal lymphocytes (white blood cells) are produced which eventually crowds out healthy blood cells in the body. Researchers have discovered a link between a number of genetic defects and increased su...more »
84. Chronic Lymphocytic Leukemia, Susceptibility to, 4
 A cancer of the blood and bone marrow where too many abnormal lymphocytes (white blood cells) are produced which eventually crowds out healthy blood cells in the body. Researchers have discovered a link between a number of genetic defects and increased su...more »
85. Chronic Lymphocytic Leukemia, Susceptibility to, 5
 A cancer of the blood and bone marrow where too many abnormal lymphocytes (white blood cells) are produced which eventually crowds out healthy blood cells in the body. Researchers have discovered a link between a number of genetic defects and increased su...more »
86. Chronic Myeloproliferative Disease, Unclassified
 A form of blood disorder characterized by the abnormal proliferation of myeloid precursors in the bone marrow. This category refers to cases of myeloproliferative disease which don't fit into any of the other specific type of myelproliferative diseases....more »
87. Chronic Neutrophilic Leukemia
 A rare form of leukemia characterized by excessive levels of mature neutrophils....more »
88. Chronic Sinusitis
 Chronic form of sinusitis, inflammation of the sinus cavities....more »
89. Chronic adult T-Cell leukemia
 A form of blood cancer affecting the T-cells which make up the body's immune system. The disease is caused by the HTLV-1 virus (human T-cell leukemia virus) which causes the proliferation of abnormal T-cells. The virus can be transmitted sexually and may ...more »
90. Chronic interstitial nephritis
91. Chronic leukemia
 Leukemia in which the cell line is well differentiated, usually B lymphocytes....more »
92. Chronic lymphocytic leukemia
 A cancer of the blood and bone marrow where too many abnormal lymphocytes (white blood cells) are produced which eventually crowds out healthy blood cells in the body....more »
93. Classical Hodgkin disease
 Hodgkin's disease is a type of cancer characterized by the abnormal proliferation of a type of white blood cell called lymphocyte. Hodgkin's lymphoma is classified into classical types and nodular lymphocyte predominant type. The nodular form tends to be ...more »
94. Clonazepam -- Teratogenic Agent
 There is evidence to indicate that exposure to Clonazepam during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposure...more »
95. Cobalt poisoning
 A type of heavy metal poisoning caused by excessive exposure to cobalt....more »
96. Cocaine-induced hypertension
 Cocaine-induced hypertension is high blood pressure caused by use of cocaine. Patients with an existing history of hypertension may suffer further blood pressure increases while taking cocaine and this can be serious. Severity of symptoms varies amongst p...more »
97. Cogan's syndrome
 A disorder primarily involving eye inflammation and hearing impairment and dizziness. Complete deafness usually occurs within a couple of years. The disorder is caused by inflammation of the arteries in the ear. Sometimes arteries in other parts of the bo...more »
98. Cold antibody hemolytic anemia
 A rare autoimmune condition where the body's defense system attacks and destroys red blood cells. The onset of the condition is triggered by temperatures 30°C or lower....more »
99. Conductive deafness
 Any hearing loss or impairment caused by a defect in part of the ear that conducts sound....more »
100. Conn Syndrome-induced hypertension
 Conn Syndrome-induced hypertension is high blood pressure associated with Conn Syndrome. It results from excessive production of a hormone called aldosterone by the adrenal glands. The high blood pressure often responds poorly to the usual medications. De...more »
101. Corticosteroid-induced hypertension
 Corticosteroid-induced hypertension is high blood pressure caused by use of corticosteroids. Patients with an existing history of hypertension may suffer further blood pressure increases while taking corticosteroids. Severity of symptoms varies amongst pa...more »
102. Cushing's syndrome-induced hypertension
 Cushing's syndrome-induced hypertension is high blood pressure caused by a condition caused Cushing's syndrome where the adrenal glands produce excessive amounts of cortisol....more »
103. Cutaneous T-cell lymphoma
 A malignancy of the T-cells which make up part of the body's immune system. The cancer is characterized by the excessive proliferation of T-cells which are a type of white blood cell. The degree of skin involvement is variable....more »
104. Cutaneous lymphoma
 Cutaneous lymphoma is a term used to describe a group of lymphoproliferative disorders characterized by localization of neoplastic T lymphocytes to the skin....more »
105. Cyclosporine-induced hypertension
 Cyclosporine-induced hypertension is high blood pressure caused by taking cyclosporine. Patients with an existing history of hypertension may suffer further blood pressure increases while taking amphetamines and this can be serious. Severity of symptoms v...more »
106. Cytomegalovirus
 A easily transmissible viral infection that is common but generally causes no symptoms except in infants and people with weakened immune systems....more »
107. Darvocet overdose
 Darvocet is a prescription drug mainly used to treat pain. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
108. De Vaal syndrome
 A rare condition characterized by the defective development of T-cells, B-cells, thrombocytes and granulocytes. Severe immunodeficiency results which leads to infant death unless a bone marrow transplant is performed....more »
109. Delayed Viral Syndromes
 Syndromes caused by viral infections that are delayed in there appearance...more »
110. Dental conditions
 Conditions that affect ones dentition...more »
111. Di Guglielmo I -- acute
 A rare condition characterized by the presence of abnormal red blood cells in the bone marrow and blood. The condition is characterized by anemia and generally leads to the development of acute myelogenous leukemia. The acute form has more severe symptoms...more »
112. Diffuse large B-cell lymphoma
 A common form of non-Hodgkin's lymphoma characterized by abnormal proliferation of B-lymphocytes. It is a cancer of the B-lymphocytes (a type of white blood cell) which, if untreated, can spread to other parts of the body such as the bones and the liver. ...more »
113. Diphtheria
 Infectious bacterial respiratory disease...more »
114. Drug-induced hypertension
 Drug-induced hypertension is high blood pressure caused by taking certain drugs or medications e.g. corticosteroids, cyclosporine, amphetamines, alcohol and estrogens....more »
115. Ear foreign body
 Having a "foreign body" stuck inside the ear...more »
116. Ear wax
 Buildup of wax (cerumen) inside the ear canal...more »
117. Earache
 Pain in the ear called "otalgia"...more »
118. Endolymphatic sac tumors (ELST's) in Von Hippel Lindau (VHL) disease
 A tumor that develops in the endolymph sacs which are structures inside the ear. These tumors occur predominantly in patients suffering from Von Hippel Landau disease. The tumors don't metastasize....more »
119. Epiglotitis
 Inflamation of the epiglottis in the throat...more »
120. Epilepsy, partial, familial
 A form of epilepsy that tends to run in families and is linked to damage or abnormalities in a specific part of the brain. Often sensory disturbances accompany or precede the seizures....more »
121. Episodic ataxia, type 3
 A rare genetic disorder characterized by episodes of incoordination and unsteadiness as well as tinnitus and vertigo. Stress and exertion may trigger the episodes. Type 3 is caused by a defect on chromosome 1q42....more »
122. Episodic ataxia, type 7
 A rare genetic disorder characterized by episodes of incoordination and unsteadiness which lasted from hours to days. Episodes occurred from monthly to yearly and the frequency tends to lessen with age. Stress and exertion may trigger the episodes. Type 7...more »
123. Epstein-Barr virus
 Common virus causing mononucleosis...more »
124. Erythropoietin-induced hypertension
 Erythropoietin-induced hypertension is high blood pressure caused by taking erythropoietin which is sometimes used to treat anemia in conditions such as chornic kidney failure. Patients with an existing history of hypertension may suffer further blood pre...more »
125. Esophageal carcinoma
 A cancer of the esophagus....more »
126. Esophagus Cancer
 Cancer of the esophagus in the throat....more »
127. Eustachian tube disorders
 Any disorder that affects the Eustachian tubes of the ear...more »
128. Fabry's Disease
 Genetic fat storage disorder...more »
129. Familial hypertension
 An inherited from of high blood pressure that tends to run in families....more »
130. Fibrosing Mediastinitis idiopathic
 A rare condition characterized by excessive growth of fibrous tissue and collagen deposits inside the chest which can compress various parts inside the chest such as the esophagus, airways and even some blood vessels....more »
131. Fire Coral poisoning
 The Fire Coral is a type of jellyfish with a seaweed-like appearance, found in warmer oceans around the world. The fire coral has stinging cells which can deliver a sting to humans. The fire coral has a hard skeletal portion which can also deliver cuts to...more »
132. Follicular Lymphoma, Susceptibility to, 1
 Follicular lymphoma is a form of non-Hodgkin's lymphoma characterized by an abnormal proliferation of B-lymphocytes. It is a cancer of the B-lymphocytes (a type of white blood cell) which, if untreated, can spread to other parts of the body such as the bo...more »
133. Food Additive Adverse reaction -- chocolate
 An intolerance to chocolate is an adverse reaction (not an immune response) by the body to chocolate. The adverse reaction results from the body's inability to metabolize the food. The amount of chocolate required to trigger the onset of symptoms and the ...more »
134. Food Additive Adverse reaction -- sulphite
 An intolerance to sulphite is an adverse reaction (not an immune response) by the body to sulphite. The adverse reaction results from the body's inability to metabolize the substance. The amount of sulphite required to trigger the onset of symptoms and th...more »
135. Gentamicin -- Teratogenic Agent
 There is evidence to indicate that exposure to Gentamicin (an antibiotic) during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the l...more »
136. Gila Lizard poisoning
 Gila lizards are one of the few venomous species of lizard. They are found in parts of America such as Arizona, California, Nevada and Mexico. Envenomation by lizards is very uncommon but these venomous lizards can cause life-threatening symptoms. Gila li...more »
137. Glomus tympanicum
 A rare, usually benign tumor found behind the ear drum. The tumor develops from glomus cells which are located along blood vessels involved in automatic body activities such as regulation of blood pressure and blood flow....more »
138. Gum disorders
 Any disorder the affects the gums of the human mouth...more »
139. HIV like lymphadenopathy
 Painless lymphadenopathy....more »
140. HIV-1, CRF36_cpx
 HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
141. HIV/AIDS
 HIV is a sexually transmitted virus and AIDS is the progressive immune failure that HIV causes....more »
142. Hearing Impairment
 Reduced ability to hear sounds....more »
143. Heart Murmur
 Unusual heart sound heard by stethoscope...more »
144. Heavy-chain diseases
 A group of rare condition characterized by the production of the heavy chain portions of immunoglobulin molecules. Subtypes include y-chain disease, µ-chain disease and α-chain disease....more »
145. Hemophagocytic Lymphohistiocytosis
 A condition which is characterized by an abnormal appearance of histiocytes in the blood...more »
146. High Blood Pressure/Hypertension
147. Hodgkin's Disease
 A form of cancer that affects the lymphatic system....more »
148. Hyper IgM syndrome 1
 Hyper IgM syndrome is a rare inherited immunodeficiency disorder which causes frequent infections involving the ears, eyes, sinuses, lungs, skin, respiratory tract and other areas of the body. Type 1 is caused by a defect on chromosome Xq26 and tends to a...more »
149. Hyper IgM syndrome 3
 Hyper IgM syndrome is a rare inherited immunodeficiency disorder which causes frequent infections involving the ears, eyes, sinuses, lungs, skin, respiratory tract and other areas of the body. Type 3 is caused by a defect on chromosome 20q12-q13.2....more »
150. Hyper-IgM Syndrome
 A rare inherited immunodeficiency disorder which causes frequent infections involving the ears, eyes, sinuses, lungs, skin, respiratory tract and other areas of the body....more »
151. Hyperaldosteronism-induced hypertension
 Hyperaldosteronism -induced hypertension is high blood pressure caused by excessive production of a hormone called aldosterone by the adrenal glands. The high blood pressure often responds poorly to the usual medications. Death can result in severe cases....more »
152. Hypergammaglobulinemia
 An increase in the level of any of a number of gamma globulins. This can result from conditions such as chronic bacterial infections, multiple myeloma, lymphomas, dysproteinemias, liver disease and chronic granulomatous inflammations. The exact symptoms d...more »
153. Hypertension
 High blood pressure...more »
154. Hypertension due to bilateral renal artery stenosis
 Hypertension due to bilateral renal artery stenosis is high blood pressure resulting from narrowing kidney blood vessels which prevents the blood from flowing through the kidneys properly....more »
155. Hypertension-like disorders
156. Immune Dysfunction with T-Cell Inactivation due to Calcium Entry Defect 1
 A rare condition where a genetic anomaly affects the movement of calcium through the body and results in immune system problems. Defect 1 is linked to a defect in the ORAI1 gene on chromosome 12q24. The condition was reported in two siblings....more »
157. Immune Dysfunction with T-Cell Inactivation due to Calcium Entry Defect 2
 A rare condition where a genetic anomaly affects the movement of calcium through the body and results in immune system problems. Defect 1 is linked to a defect in the STIM1 gene on chromosome 11p15.5 The condition was reported in four siblings....more »
158. Impetigo
 Contagious skin rash from bacteria...more »
159. Indomethacin -- Teratogenic Agent
 There is evidence to indicate that exposure to Indomethacin during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposu...more »
160. Jaw joint disorders
 Any condition involving the jaw joint....more »
161. Juvenile myelomonocytic leukemia
 A rare form of malignant bone marrow cancer that occurs in children and involves the proliferation of immature precursors of certain blood cells - myelocytes and monocytes. The proliferation is slower than in acute forms of the disease....more »
162. Kawasaki disease
 A childhood illness that generally affects the skin, mouth and lymph nodes....more »
163. Kikuchi disease
 A rare lymph node disorder which is not cancerous but causes large, inflamed lymph nodes....more »
164. Kikuchi-Fujimoto Disease
165. Kimura disease
 A rare inflammatory disorder involving the development of clusters of nodules on the head and neck area. Kidney symptoms also usually occur....more »
166. Klonopin -- Teratogenic Agent
 There is evidence to indicate that exposure to Klonopin during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposure a...more »
167. Labile Hypertension
 Labile hypertension is a term used to describe frequent fluctuations in blood pressure. The blood pressure can change dramatically within a day. A range of factors including anxiety, physical exertion, noncompliance with treatment and phaeochromocytoma ca...more »
168. Labrynthitis
 Inner ear condition affecting various ear structures...more »
169. Labyrinthitis syndrome
 A temporary condition which affects the inner ear workings and impairs hearing. It is often caused by an upper respiratory infection....more »
170. Larynx Cancer
 Cancer of the voice box or nearby areas....more »
171. Lassa fever
 Infectious rat-borne West African disease....more »
172. Lemierre's syndrome
 A very rare condition where a throat infection leads to secondary infection and blood clot formation in the internal jugular vein. The infected blood clot can then travel to other parts of the body and cause problems. The usual bacterial culprit is Fusoba...more »
173. Letterer-Siwe disease
 A rare usually fatal condition characterized by skin lesions, bleeding tendency, enlarged liver and spleen, enlarged lymph nodes and progressive anemia. The condition is caused by excessive proliferation of histiocytes....more »
174. Leukemia
 Cancer of the blood cells, usually white blood cells....more »
175. Leukemia, B-cell, chronic
 A slow growing cancer of the immune system involving proliferation of B-cells....more »
176. Leukemia, Lymphocytic, Acute, L1
 Acute lymphocytic leukemia is a cancer of the white blood cells. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the abnormal blasts or leuk...more »
177. Leukemia, Lymphocytic, Acute, L2
 Acute lymphocytic leukemia is a cancer of the white blood cells. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the abnormal blasts or leuk...more »
178. Leukemia, Lymphocytic, Acute, L3
 Acute lymphocytic leukemia is a relatively aggressive cancer of the white blood cells. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the a...more »
179. Leukemia, Myeloid, Philadelphia-Negative
 Acute lymphocytic leukemia is a relatively aggressive cancer of the white blood cells. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the a...more »
180. Leukemia, Myeloid, Philadelphia-Positive
 A relatively aggressive cancer of the cells that produce white blood cells. The Philadelphia form of myeloid leukemia carries a relatively poor prognosis. It involves an acquired genetic mutation which results in the production tyrosine kinase which cause...more »
181. Leukemia, T-cell, chronic
 Cancer of blood cells called T-cells which form part of the immune system....more »
182. Leukemia, mast-cell
 A very aggressive form of leukemia - a subtype of acute myeloid leukemia. The cancer can in rare cases develop from chronic myeloid leukemia or systemic mastocytosis but generally develops on its own....more »
183. Licorice-induced hypertension
 Licorice-induced hypertension is a relatively quick increase in blood pressure due to eating licorice (either in the form of candy or as a herb). Blood pressure usually resumes to normalisation quite rapidly. Patients with existing blood pressure problems...more »
184. Lidocaine toxicity
 The toxic reaction of the body to the substance, possibly via allergic reaction or overdose....more »
185. Listeriosis
 Bacterial food poisoning...more »
186. Lithium toxicity
 The toxic reaction of the body to the substance, possibly via allergic reaction or overdose....more »
187. Lizard poisoning
 A few lizard species are venomous e.g. Gila monster and Mexican beaded lizard. Envenomation by lizards is very uncommon but these venomous lizards can cause life-threatening symptoms. Gila lizards tend to hold on with their jaws while biting and the longe...more »
188. Lubarsch-Pick syndrome
 A rare disorder involving abnormal amyloid deposits in various parts of the body - heart, skin, muscles, stomach and intestines....more »
189. Lupus
 Autoimmune disease with numerous effects on various organs and linings....more »
190. Lymph node neoplasm
 Lymph node tumor....more »
191. Lymphadenopathy, angioimmunoblastic with dysproteinemia
 A progressive immune system disorder that usually affects people over the age of 50 and is characterized by chills, sweating, weight loss, skin rashes....more »
192. Lymphoblastic lymphoma
 A cancer of the lymph system which usually involves immature T-lymphocytes and sometimes B-lymphocytes. The cancer usually affects the mediastinum (between the lungs), bone marrow, brain and spinal cord....more »
193. Lymphocytic leukemia
 A condition characterized by the proliferation of lymphoid tissues...more »
194. Lymphoid interstitial pneumonia
 A relatively rare form of lung disease characterized by the buildup of lymphocytes (a type of white blood cell) in the air spaces or alveoli of the lungs. The condition can affect children or adults and is frequently associated with conditions such as HIV...more »
195. Lymphoma
 Cancer involving lymph nodes and the immune system....more »
196. Lymphoma, Large-Cell, Follicular
 A cancer of cells in the immune system. The cancer is comprised of large cells and tends to be aggressive and metastasizes readily....more »
197. Lymphoma, large-cell
 A cancer of cells in the immune system. The cancer is comprised of large cells and tends to be aggressive and metastasizes readily....more »
198. Lymphoma, large-cell, immunoblastic
 A cancer of the immune system characterized by the presence of immunoblasts. Immunoblasts are T cells which have been transformed due to stimulation by an antigen....more »
199. Lymphoma, small cleaved-cell, diffuse
 A slow-growing cancer of the lymph system that involves small cells. The diffuse form has no distinguishable pattern of progression through the lymph node....more »
200. Lymphoma, small cleaved-cell, follicular
 A slow-growing cancer of the lymph system consisting of small cells that can circulate readily in the blood. The cancer occurs in a follicular pattern. Despite it's ability to spread, the cancer tends to be less aggressive than the large cell variety....more »
201. Lymphoproliferative Syndrome, X-Linked, 1
 A rare inherited immunodeficiency disorder where the body's immune systm is unable to respond appropriately to certain viral infections (Epstein Barr virus). The immune system becomes weakened following and EBV infection. As the condition in inherited in ...more »
202. Lymphoproliferative Syndrome, X-Linked, 2
 A rare inherited immunodeficiency disorder where the body's immune systm is unable to respond appropriately to certain viral infections (Epstein Barr virus). The immune system becomes weakened following and EBV infection. As the condition in inherited in ...more »
203. Lymphoproliferative disorders
 A group of conditions characterized the by excessive production of lymphocytes (white blood cells). Immunosuppressed individuals are the most population group to develop this condition. The manifestations will vary depending on the particular subtype invo...more »
204. Lymphoproliferative syndrome, EBV-Associated, Autosomal, 1
 A rare inherited immunodeficiency disorder where the body's immune systm is unable to respond appropriately to certain viral infections (Epstein Barr virus). Infection with the virus can lead to chronic immune problems which can ultimately result in death...more »
205. Malignant hypertension
 Malignant hypertension is a condition characterized by very high blood pressure and swelling of the optic nerve. This type of hypertension is more common in people with kidney problems such as narrowed kidney blood vessels. The condition is a medical emer...more »
206. Mansonella streptocerca infection
 A parasitic nematode infection which occurs in West Africa and can be transmitted by mosquito bites. The adult worms tend to live in the skin and cause symptoms....more »
207. Marijuana abuse
 Illicit depressant/hallucinogenic drug...more »
208. Melanoma
 Melanoma is the most dangerous type of skin cancer. It is the leading cause of death from skin disease. It involves cells called melanocytes, which produce a skin pigment called melanin. Melanin is responsible for skin and hair color....more »
209. Metastatic cancer
 Any cancer that has spread to other parts of the body....more »
210. Mexican Beaded Lizard poisoning
 Gila lizards are one of the few venomous species of lizard. They are found in parts of America such as Arizona, California, Nevada and Mexico. Envenomation by lizards is very uncommon but these venomous lizards can cause life-threatening symptoms. Gila li...more »
211. Middle ear infection
 Infection of middle ear also called otitis media....more »
212. Migraine
 Chronic recurring headaches with or without a preceding aura....more »
213. Mononucleosis
 Common infectious virus....more »
214. Mosse syndrome
 A condition involving the association of liver cirrhosis with polycythemia which is a chronic myeloproliferative disorder characterized by the excessive production of mainly red blood cells by the bone marrow....more »
215. Mountain sickness
 Illness from poor adjustment to low oxygen at altitude....more »
216. Mouth cancer
 Any cancer that occurs in the mouth...more »
217. Multicentric reticulohistiocytosis
 A rare condition characterized by the proliferation of histiocytes (immune cells) which causes destructive arthritis and skin nodules....more »
218. Mycobacterium bovis
 A form of mycobacterium...more »
219. Mycobacterium kansasii
 A form of mycobacterium...more »
220. Mycobacterium scrofulaceum
 A form of mycobacterium...more »
221. Myeloproliferative diseases
 Myeloproliferative diseases are a diverse group of diseases characterised by proliferation of cells in one or more blood cell lines, but is distinct from leukemia. Diseases include chronic myelogenous leukemia, polycythemia rubra vera, myelofibrosis and e...more »
222. Ménière's disease
 Ear fluid disorder causing balance problems....more »
223. Nasal decongestant-induced hypertension
 Nasal decongestant-induced hypertension is high blood pressure caused by taking nasal decongestants. Patients with an existing history of hypertension may suffer further blood pressure increases while taking nasal decongestants and this can be serious. Se...more »
224. Nasopharyngeal carcinoma
 A malignant cancer that occurs in the nasopharynx area which is the upper part of the throat. Often there are no symptoms until the cancer has metastasized to other parts of the body such as the neck....more »
225. Nasopharyngitis
 Nasopharyngitis is a contagious, viral infectious disease of the upper respiratory system, primarily.It is the most common infectious disease in humans...more »
226. Nasopharynx cancer
 A condition which is characterized a malignancy located in the nasopharynx...more »
227. Neuralgia
 Pain associated with a particular nerve....more »
228. Neuroblastoma
 Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue....more »
229. Neurofibromatosis-2
 Genetic disorder often leading to tumors on nerves....more »
230. Nodular lymphocyte predominant Hodgkin lymphoma
 An uncommon form of Hodgkin lymphoma (an immune system cancer) characterized by the presence of nodular lymphocytes representing a nodular growth pattern of the cancer....more »
231. Nodular sclerosing Hodgkin's lymphoma
 Hodgkin's disease is a type of cancer characterized by the abnormal proliferation of a type of white blood cell called lymphocyte. Hodgkin's lymphoma is classified into classical types and nodular lymphocyte predominant type. The nodular form tends to be ...more »
232. Noise-Induced Hearing Loss
 Hearing loss from loud noise exposure....more »
233. Non-Hodgkin's Lymphoma
 A type of lymphoma, a cancer affecting lymph nodes and the immune system....more »
234. Novo-Clopate -- Teratogenic Agent
 There is evidence to indicate that exposure to Novo-Clopate during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposu...more »
235. Occupational Cancer -- Hodgkin's lymphoma
 Occupational exposure to wood dust can increase the risk of developing Hodgkin's lymphoma....more »
236. Occupational Cancer -- Pharynx cancer
 Occupational exposure to mustard gas can increase the risk of developing Pharynx cancer....more »
237. Omsk hemorrhagic fever
 A hemorrhagic fever caused by a virus. A serious outbreak occurred in Omsk and hence the name. Transmission occurs through tick bites. The infection has two phases: the first acute phase involves symptoms such as fever, rash and muscle pain and the second...more »
238. Oropharyngeal cancer
 Oropharyngeal cancer is a disease in which malignant (cancer) cells form in the tissues of the oropharynx. The oropharynx is the middle part of the pharynx (throat) behind the mouth, and includes the back one-third of the tongue, the soft palate, the side...more »
239. Otitis
 Any type of ear inflammation or infection (otitis)...more »
240. Otitis externa
 Infection of the outer ear canal...more »
241. Otosclerosis
 Genetic ear bone disorder...more »
242. Otosclerosis, familial
 Increased density of bones of the inner and middle ear which can affect hearing. Complete hearing loss is rare and progression is often slow....more »
243. POEMS
 A very rare disorder that has widespread effects on the body: P -- polyneuropathy, O -- organopathy, E -- endocrinopathy, M -- monoclonal gammopathy and S -- skin changes....more »
244. POEMS syndrome
 A very rare disorder that has widespread effects on the body: P - polyneuropathy, O - organopathy, E - endocrinopathy, M - monoclonal gammopathy, S - skin changes....more »
245. Paget's disease of bone
 A chronic, slowly progressing bone disorder where the bone is destroyed rapidly and replaced by abnormal bone which is dense and fragile....more »
246. Painless lymphadenopathy as seen in tuberculosis
 Enlarged lymph nodes are a common symptom in a number of infectious and malignant diseases. It is a recognized symptom of many diseases....more »
247. Pancoast's syndrome
 Weakness and pain in the shoulder, arm and hand, caused by pressure on the nerves....more »
248. Paraganglioma
 A rare, usually benign tumor most often found in the abdomen, chest, head and neck areas. The tumor develops from glomus cells which are located along blood vessels involved in automatic body activities such as regulation of blood pressure and blood flow....more »
249. Parathyroid Cancer
 A condition that is characterised by malignancy that affects the parathyroid...more »
250. Pelvic Cancer
 Any malignancy that is located in the anatomical location of the pelvis...more »
251. Pelvis conditions
 Any condition that affects the pelvis...more »
252. Penis Cancer
 A cancerous lesion that occurs on the penis...more »
253. Penis conditions
 Any condition that affects the penis...more »
254. Perforated eardrum
 Hole occurring in the eardrum...more »
255. Perilymphatic fistula
 An abnormal opening between the fluid-filled inner ear and air-filled middle ear. It generally causes sudden or fluctuating hearing loss....more »
256. Pharyngitis
 Inflammation or infection of the larynx in the throat...more »
257. Pharyngoconjunctival fever
 An infectious disease usually caused by adenovirus type 3. The infection may be acute, epidemic or sporadic and is more common in children. Infection can be transmitted through swimming pools. The incubation period is 5-9 days....more »
258. Pharynx cancer
 A condition that is characterised by a malignant lesion located in the pharynx...more »
259. Phenytoin -- Teratogenic Agent
 There is evidence to indicate that exposure to Phenytoin during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposure ...more »
260. Pheochromocytoma-induced hypertension
 Pheochromocytoma-induced hypertension is high blood pressure caused by an adrenal gland tumor. The high blood pressure often responds poorly to the usual medications. Death can result in severe cases....more »
261. Pinta
 An infectious skin disease caused by infection with the spirochete Treponema carateum which causes skin rash and discoloration....more »
262. Plague
 A rare but serious bacterial infection involving the bacterium Yersinia Pestis which can be carried by rodents and transmitted to humans by flea bites or through direct contact with an infected animal....more »
263. Polyarthritis, systemic
 A chronic inflammatory disease (usually autoimmune) that causes inflammation in multiple parts of the body and causes arthritis in five or more joints....more »
264. Postperfusion syndrome
 A complication that can occasionally occur following blood transfusion. The condition is believed to be caused by Ebstein-Barr virus or cytomegalovirus present in the transfused blood....more »
265. Presbycusis
 Progressive deterioration of hearing ability that affects both ears and occurs with aging. The hearing loss is sensorineural in nature and is most noticeable at high frequencies. There are a number of risk factors associated with age-related hearing impai...more »
266. Primary malignant lymphoma
 The excessive proliferation of lymphocytes which forms part of the immune system. Primary cancers refer to the fact that the cancer originated in the lymph cells rather than having metastasized....more »
267. Primidone -- Teratogenic Agent
 There is evidence to indicate that exposure to Primidone during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposure ...more »
268. Probable human carcinogen -- Cisplatin
 Cisplatin (a chemotherapy drug) is a substance deemed to be a probable carcinogen to humans. The carcinogenicity of the substance may be influenced by the duration and level of exposure....more »
269. Prolymphocytic leukemia
 A very rare type of leukemia involving a proliferation of immature white blood cells (prolymphocytes - T-cells)....more »
270. Pseudotumor Cerebri
 A condition involving increased intracranial pressure which can produce symptoms similar to a brain tumor....more »
271. Psychological disorders
 Any condition that affects ones mind...more »
272. Quinidine -- Teratogenic Agent
 There is evidence to indicate that exposure to Quinidine during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposure ...more »
273. Quinine -- Teratogenic Agent
 There is evidence to indicate that exposure to Quinine during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposure an...more »
274. Quinsy
 Tonsil abscess...more »
275. Rademacher disease
 A disorder characterized by reduced immunity and enlarged lymph nodes....more »
276. Ramsay Hunt Syndrome type I
 A rare condition involving progressive neurological degeneration. It tends to start in adulthood and progresses over a number of years before ultimately ending in death....more »
277. Ramsay Hunt syndrome Type II
 A condition caused by a reactivation of the herpes simplex virus and resulting in facial paralysis, ear pain and skin blistering....more »
278. Regional lymphadenopathy
 It is also known as local lymphadenopathy. Regional enlargement of lymph nodes can help the physician localise the site of the problem....more »
279. Renal hypertension
 Renovascular hypertension is high blood pressure resulting from narrowing or damage to kidney blood vessels which prevents the blood from flowing through the kidneys properly....more »
280. Renovascular Hypertension
 Renovascular hypertension is high blood pressure resulting from narrowing or damage to kidney blood vessels which prevents the blood from flowing through the kidneys properly....more »
281. Resistant hypertension
 Resistant hypertension is a form of high blood pressure that doesn't respond to treatment. Blood pressure remains high even when a combination of three drugs is used. It can be caused by such things a secondary hypertension, fluid retention or if the pati...more »
282. Respiratory diphtheria
 Lung infection from Diphtheria...more »
283. Respiratory tract infections
284. Rhabdomyosarcoma, embryonal
 A type of cancer that arises from rhabdomyoblasts which are immature muscle cells. The tumors can occur arise from muscle tissue almost anywhere in the body but in the embryonal form, tends to occur primarily in the head, neck and genitourinary areas. Sym...more »
285. Rhinovirus
 A class of viruses commonly causing the common cold....more »
286. Rosai-Dorfman disease
 A rare condition characterized by excessive production and accumulation of a particular white blood cell (histiocyte). Accumulation primarily occurs in the lymph nodes, especially in the neck, but may also occur in the skin, central nervous system, digest...more »
287. Rubella
 A contagious viral infection caused by the Rubella virus which produces a rash and lymph node swelling. It can have serious implication in pregnant women as the virus can be transmitted through the placenta and cause serious fetal defects or even fetal de...more »
288. Salivary gland cancer
 Salivary gland cancer is a rare form of cancer in which malignant (cancer) cells form in the tissues of the salivary glands in the mouth, neck or throat...more »
289. Sarcoidosis
 Rare autoimmune disease usually affecting the lungs....more »
290. Scarlet fever
 A complication of infection from strep bacteria such as strep throat....more »
291. Schnitzler syndrome
 A rare syndrome characterized by the association of chronic urticaria as well as a blood abnormality called macroglobulinemia....more »
292. Schwannoma
 Solid, benign tumour derived from Schwann cells. Primarily found in the cerebellopontine angle....more »
293. Sebaceous cyst
 Cyst producing sebum....more »
294. Secondary Hypertension
 Secondary hypertension is high blood pressure resulting from an underlying cause such as kidney disease. Hypertension is a serious health condition due to the fact that it often causes no symptoms until it is severe....more »
295. Severe combined immunodeficiency, atypical
 A rare blood disorder where the body's immune system is not functioning properly due to a deficiency of certain T lymphocytes and other T lymphocytes which are unable to be utilized....more »
296. Sezary syndrome
 A rare type of lymphoma characterized by skin redness, leukemia and enlarged lymph nodes....more »
297. Shaver's disease
 A progressive lung disorder caused by exposure to aluminium oxide which is present in bauxite fumes. The condition involves inflammation and damage to the air sacs in the lungs....more »
298. Sinusitis
 Sinusitis is an inflammation of the paranasal sinuses....more »
299. Skin infection
 A condition which is characterized by an infection which occurs on the skin...more »
300. Smoldering adult T-Cell leukemia
 A form of blood cancer affecting the T-cells which make up the body's immune system. The disease is caused by the HTLV-1 virus (human T-cell leukemia virus) which causes the proliferation of abnormal T-cells. The virus can be transmitted sexually and may ...more »
301. Sore Throat
302. Spleen neoplasm
 A tumor that originates in the spleen....more »
303. Squamous Cell Skin Cancer
 Aggressive skin cancer arising due to sun exposure; lesions are locally invasive to surrounding tissues and may metastasise...more »
304. Still's Disease, Adult-Onset
 A form of arthritic inflammation characterized by fever, rash and joint pain that occurs in adults. The cause is unknown....more »
305. Strep throat
 Streptococcal bacterial throat infection....more »
306. Streptomycin -- Teratogenic Agent
 There is evidence to indicate that exposure to Streptomycin during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposu...more »
307. Stress-Induced Hypertension
 Stress-induced hypertension is high blood pressure associated with physical or emotional stress. Chronic stress and associated high blood pressure can cause problems and treatment with anti-anxiety medication is usually prescribed....more »
308. Sulfone syndrome
 A hypersensitivity reaction to sulfone which is a component of a drug called dapsone which is often used to treat skin conditions such as leprosy, vasculitis, dermatitis herpetiformis and Sweet disease. The reaction can result in death in some cases....more »
309. Superior vena cava syndrome
 A condition caused by compression or obstruction to the normal circulation of the superior vena cava which carries deoxygenated blood from the body tissues back to the heart....more »
310. Susac syndrome
 A very rare characterized by poor blood supply resulting in damage to chochlear, retinal and brain tissue. It is results form inflammation of small blood vessels. Recurring attacks occur over a couple a couple of years and are months apart. The condition ...more »
311. Syphilis -- Teratogenic Agent
 There is strong evidence to indicate that the development of Syphilis during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the stage...more »
312. Systemic Juvenile Rheumatoid Arthritis
 Onset of JRA with fevers and systemic symptoms...more »
313. Systemic Lupus Erythematosus with Hemolytic Anemia, Susceptibility to, 1
 Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
314. Systemic Lupus Erythematosus with Nephritis, Susceptibility to, 1
 Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
315. Systemic Lupus Erythematosus with Vitiligo, Susceptibility to, 1
 Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
316. Systemic Lupus Erythematosus, Susceptibility to, 1
 Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
317. Systemic Lupus Erythematosus, Susceptibility to, 10
 Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
318. Systemic Lupus Erythematosus, Susceptibility to, 11
 Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
319. Systemic Lupus Erythematosus, Susceptibility to, 12
 Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
320. Systemic Lupus Erythematosus, Susceptibility to, 13
 Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
321. Systemic Lupus Erythematosus, Susceptibility to, 2
 Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
322. Systemic Lupus Erythematosus, Susceptibility to, 3
 Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
323. Systemic Lupus Erythematosus, Susceptibility to, 4
 Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
324. Systemic Lupus Erythematosus, Susceptibility to, 5
 Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
325. Systemic Lupus Erythematosus, Susceptibility to, 6
 Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
326. Systemic Lupus Erythematosus, Susceptibility to, 7
 Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
327. Systemic Lupus Erythematosus, Susceptibility to, 8
 Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
328. Systemic Lupus Erythematosus, Susceptibility to, 9
 Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
329. T-cell acute lymphoblastic leukemia
 Cancer of particular white blood cells called T-cells. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the abnormal blasts or leukemic cells...more »
330. Thymic epithelial tumor
 A tumor that develops in the outer layers (epithelial) layers of the thymus. The tumor may be malignant or benign. The thymus produces white blood cells....more »
331. Thyroid cancer
 Cancer of the thyroid gland....more »
332. Thyroid cancer, anaplastic
 A thyroid gland cancer that is quite aggressive and metastasizes to other parts of the body....more »
333. Tick bite
 When an individual is bitten by a tick...more »
334. Tinnitus
 Hearing noises in the ears: ringing, roaring, clicks, whistling, or hissing....more »
335. Tongue Cancer
 The majority of tongue cancers are squamous cell carcinomas. These arise from the lining that covers the muscles of the tongue...more »
336. Tonsilitis
 Inflammation of the tonsils in the throat....more »
337. Toxic mushrooms -- Renal toxic (orelline)
 Some mushrooms (Amanita smithiana) contain chemicals (allenic norleucine, chlorocrotyglycine) which can cause kidney damage....more »
338. Toxoplasmosis -- Teratogenic Agent
 There is strong evidence to indicate that the development of Toxoplasmosis during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the ...more »
339. Tranxene -- Teratogenic Agent
 There is evidence to indicate that exposure to Tranxene during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposure a...more »
340. Traumatic Brain Injury
 Brain injury from trauma or accident....more »
341. Tuberculosis
 Bacterial infection causing nodules forming, most commonly in the lung....more »
342. Tularemia
 A rare infections disease caused by the bacterium Francisella tularensis (a gram-negative pleomorphic coccobacillus). Transmission occurs through contact with infected animals or there habitats e.g. bites from infected insects or other animals, eating inf...more »
343. Tunglang-Savage-Bellman syndrome
 A very rare syndrome characterized mainly by hearing loss and abnormal salivary gland function....more »
344. Typhoid fever
 Fever from bacterial food poisoning....more »
345. Upper Respiratory Infection
 Any type of infection of the upper respiratory tract...more »
346. Uremia
 Excessive urea and waste products in the blood...more »
347. Vaccinia
 A cowpox virus that was initially used for human smallpox vaccines....more »
348. Vestibulocochlear Nerve Diseases
 Diseases that affect the vestibular and/or cochlear nerves of the hearing system. Such diseases include cochlear neuritis, acoustic neuroma, and vestibular neuritis. Symptoms depend on which of the nerves are involved....more »
349. Vestibulocochlear dysfunction progressive familial type
 An inherited disorder involving progressive hearing loss due to inner ear abnormalities....more »
350. Viral diseases
 Any disease that is caused by a virus...more »
351. Virus associated hemophagocytic syndrome
 A fulminant condition characterised by viral infection causing multiple organ infiltrates of haemophagocytic histiocytes....more »
352. Vogt-Koyanagi-Harada Syndrome
 A rare condition characterized by poliosis and hair, skin, eye and ear abnormalities as well as retinal detachment and neurological involvement....more »
353. Warthin's tumor
 A benign salivary (parotid) gland tumor....more »
354. Wheezing
 A whistling like continuous sound that is caused by the respiratory system...more »
355. Whiplash Injuries
 An injury to the neck when the neck is rapidly forced backward and then forwards or vice versa. It most commonly occurs in vehicle accidents when the vehicle is stopped abruptly or pushed forwards suddenly....more »
356. Wyburn Mason's syndrome
 A rare genetic condition mainly involving enlarged brain blood vessels and skin and eye abnormalities....more »
357. Wyburn-Mason Syndrome
 A condition which is characterized by arteriovenous aneurysms on one or both sides of the brain...more »
358. Yellow sac spider poisoning
 The yellow sac spider is a small spider found in Hawaii, eastern US, Utah and New England. The spider tends to hold on very tightly when it bites and often has to be physically removed. The venom contains a toxin which kills cells. Skin and sometimes syst...more »

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