This is a list of common, well-known or infamous diseases. This is neither complete nor authoritative. This is not intended to be a list of rare diseases, nor is it a list of mental disorders. A disease is any abnormal condition of the body or mind that causes discomfort, dysfunction, or distress to the person affected or those in contact with the person. ... A listing of diseases. ... The DSM-IV (Diagnostic and Statistical Manual), the U.S. standard reference for psychiatry, includes over 300 different manifestations of mental illness. ...

This list includes both common names and technical names for diseases. This is deliberate; where multiple names are in common use for the same disease, all of those names should link to the main article for the disease.

This list has been collated from various sources in the Wikipedia, and public domain resources.

• A number of rare diseases may be present in this list. Unless they are notable for other reasons (for example, Ebola), please remove rare diseases from this list, and add them to the list of rare diseases if they are not already listed there.

List of diseases (in alphabetical order): Species Ivory Coast ebolavirus Reston ebolavirus Sudan ebolavirus Zaire virus Ebola hæmorrhagic fever (EHF — alternatively Ebola hemorrhagic fever; commonly referred to as simply Ebola) is a recently identified, severe, often fatal infectious disease occurring in humans and some primates caused by the Ebola virus. ... A listing of diseases. ...

Contents: Top - 0–9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A

• Achondroplasia
• Acne
• Adenoma
• Ageing
• AIDS
• Albinism
• Alcoholic hepatitis
• Alopecia
• Alzheimer's disease
• Amblyopia
• Amoebiasis or Amebiasis
• Anemia
• Aneurysm
• Anosmia
• Anotia
• Anthrax
• Appendicitis
• Apraxia
• Argyria
• Arteritis
• Arthritis
• Aseptic meningitis
• Asthenia
• Asthma
• Atherosclerosis
• Athetosis
• Athlete's foot
• Atrophy
• Autism

Achondroplasia is a type of genetic disorder that is a common cause of dwarfism. ... Adenoma refers to a collection of growths (-oma) of glandular origin. ... The effects of ageing on a human face Ageing is a part of the human life cycle. ... Acquired immune deficiency syndrome or acquired immunodeficiency syndrome (AIDS or Aids) is a collection of symptoms and infections resulting from the specific damage to the immune system caused by the human immunodeficiency virus (HIV). ... Albinism (from Latin albus, meaning white) is a lack of pigmentation in the eyes, skin and/or hair. ... In medicine (gastroenterology), hepatitis is any disease featuring inflammation of the liver. ... Alopecia is a set of disorders ranging from male and female pattern alopecia (alopecia androgenetica), to alopecia areata, which involves the loss of some of the hair from the head, alopecia totalis, which involves the loss of all head hair, to the most extreme form, alopecia universalis, which involves the... Amblyopia, or lazy eye, is a disorder of the eye. ... Amoebiasis is infection by an protozoan, typically Entamoeba histolytica. ... Anemia (AmE) or anaemia (BrE), from the Greek () meaning without blood, refers to a deficiency of red blood cells (RBCs) and/or hemoglobin. ... An aneurysm (or aneurism) is a bulge in a blood vessel that bursts usually near the brain. ... Anosmia is the lack of olfactory, or a loss of the ability to smell. ... Anotia ( no ear) describes a rare, congenital deformity, a missing auricle, the external, visible part of the ear. ... Appendicitis, or epityphlitis, is a condition characterised by inflammation of the appendix. ... Apraxia is a neurological disorder characterized by loss of the ability to execute or carry out learned (familiar) movements, despite having the desire and the physical ability to perform the movements. ... There is also a village named Argyria in Greece (pronunciation: ar-YEE-ree-a) , see Argyria, Greece. ... Arteritis is inflammation of the walls of arteries, usually as a result of infection or auto-immune response. ... Arthritis (from Greek arthro-, joint + -itis, inflammation; plural: arthritides) is a group of conditions where there is damage caused to the joints of the body. ... Aseptic meningitis is a condition in which the layers lining of the brain, or meninges, become inflamed and a pyogenic bacterial source is not to blame. ... Asthenia is a medical term denoting weakness, lack of energy and strength. ... Athetosis is a continuous stream of slow, sinuous, writhing movements, typically of the hands and feet. ... This article does not cite its references or sources. ... Atrophy is the partial or complete wasting away of a part of the body. ... Autism is classified as a neurodevelopmental disorder that manifests in delays of social interaction, language as used in social communication, or symbolic or imaginative play, with onset prior to age 3 years, according to the Diagnostic and Statistical Manual of Mental Disorders. ...

B

• Beriberi
• Bipolar disorder
• Bladder infection
• Botulism
• Brucellosis
• Bubonic plague
• Brain cancer

Beriberi is a nervous system ailment caused by a deficiency of Vitamin B1 (thiamine), the symptoms of which may include weight loss, emotional disturbances, impaired sensory perception (Wernickes encephalopathy), weakness and pain in the limbs, and periods of irregular heartbeat. ... Manic-depressive psychosis redirects here. ... A urinary tract infection (UTI) is an infection of the urinary tract. ... Botulism (from Latin botulus, sausage) is a rare but serious paralytic illness caused by a nerve toxin, botulin, that is produced by the bacterium Clostridium botulinum. ... Bubonic plague is the best-known variant of the deadly infectious disease plague, which is caused by the enterobacteria Yersinia pestis. ... A brain tumor is any mass created by an abnormal and uncontrolled growth of cells either found in the brain (neurons, glial cells, epithelial cells, myelin producing cells, etc. ...

C

• Calculi
• Campylobacter infection
• Cancer
• Candidiasis
• Cardiac arrest
• Chagas disease
• Chalazion
• Chancroid
• Cherubism
• Chickenpox
• Chlamydia
• Cholera
• Chordoma
• Chorea
• Chronic fatigue syndrome
• Cleft lip
• Coccidioidomycosis
• Cold sore
• Colitis
• Color blindness
• Common cold
• Condyloma
• Congestive heart disease
• Coronary heart disease
• Cowpox
• Cretinism
• Cystic fibrosis

A calculus is a concretion of mineral salts that forms in an organ or duct of the body. ... Species see text Campylobacter is a genus of Gram-negative bacteria. ... It has been suggested that Cancerous tumor be merged into this article or section. ... A chalazion, also known as a Meibomian gland lipogranuloma, is a cyst in the eyelid that is caused by inflammation of the meibomian gland, usually on the upper eyelid. ... Chancroid is a sexually transmitted disease characterized by painful sores on the genitalia. ... Cherubism is a rare genetic disorder that causes prominace in the lower portion in the face. ... Chickenpox, also spelled chicken pox, is the common name for Varicella simplex, classically one of the childhood infectious diseases caught and survived by most children. ... Chlamydia is a common term for infection with any bacteria belonging to the phylum Chlamydiae. ... Cholera is a water-borne disease caused by the bacterium Vibrio cholerae, which is typically ingested by drinking contaminated water, or by eating improperly cooked fish, especially shellfish. ... Spinal tumors are neoplasms located in the spinal cord. ... // Chorea sancti viti (Latin for St. ... Chronic fatigue syndrome (CFS), also known as myalgic encephalomyelitis (ME), post-viral fatigue syndrome (PVFS), and various other names, is a syndrome (or group of syndromes) of unknown and possibly multiple etiologies, affecting the central nervous system (CNS), immune, and many other systems and organs. ... The Herpes simplex virus infection (common names: herpes, cold sores) is a common, contagious, incurable, and in some cases sexually transmitted disease caused by a double-stranded DNA virus. ... Colitis is a digestive disease characterized by inflammation of the colon. ... Color blindness in humans is the inability to perceive differences between some or all colors that other people can distinguish. ... // Acute viral nasopharyngitis, often known as the common cold, is a mild viral infectious disease of the upper respiratory system (nose and throat)[1]. Symptoms include sneezing, sniffling, runny nose, nasal congestion; scratchy, sore, or phlegmy throat; coughing; headache; and tiredness. ... Genital warts or (or condyloma) is a very contagious sexually transmitted disease. ... Congestive heart failure (CHF) (also called Congestive Cardiac Failure and heart failure) is the inability of the heart to pump a sufficient amount of blood throughout the body, or requiring elevated filling pressures in order to pump effectively. ... This article or section does not cite its references or sources. ... Cowpox is a disease of the skin caused by a virus (Cowpox virus) that is related to the Vaccinia virus. ... Cretinism (most likely from the Latin Christiānum, Christian) is a condition of severely stunted physical and mental growth due to untreated congenital deficiency of thyroid hormones (hypothyroidism). ...

D

• Dermatophytosis
• Diabetes mellitus
• Diaper rash
• Diphtheria

For the disease characterized by excretion of large amounts of severely diluted urine, see diabetes insipidus. ... Diaper rash (US) or nappy rash (UK), is a generic term applied to rashes seen in the diaper area that may be caused by a variety of skin disorders. ...

E

• Ebola
• E. coli poisoning
• Encephalitis

Ebola is the common term for a group of viruses belonging to genus Ebolavirus, family Filoviridae, which cause Ebola hemorrhagic fever. ... Escherichia coli O157:H7 is an emerging cause of foodborne illness. ... Encephalitis is an acute inflammation of the brain, commonly caused by a viral infection. ...

F

• Foodborne illness

A foodborne illness, also foodborne disease, is any illness resulting from the consumption of contaminated food. ...

G

• Genital warts
• Gonorrhoea
• Glandular fever

Genital warts or (or condyloma) is a very contagious sexually transmitted disease. ... Gonorrhoea (gonorrhea in American English; formally acute gonococcal perihepatitis), is among the most common sexually-transmitted diseases in the world and is caused by Gram-negative bacterium Neisseria gonorrhoeae. ... Infectious mononucleosis (also known as mono, the kissing disease, Pfeiffers disease, and, in British English, glandular fever) is a disease seen most commonly in adolescents and young adults, characterized by fever, sore throat and fatigue. ...

H

• Hemophilia A
• Hepatitis A
• Hepatitis B
• Hepatitis C
• Hepatitis E
• Herpes
• Huntington's disease
• Hypertension
• Headache

Haemophilia A (also spelt Hemophilia A or Hæmophilia A) is a blood clotting disorder caused by a mutation of the Factor VIII gene, leading to a deficiency in Factor VIII. It is the most common hemophilia. ... Hepatitis A is an enterovirus transmitted by the orofecal route, such as contaminated food. ... Hepatitis B is a disease of the liver caused by the Hepatitis B virus (HBV), a member of the Hepadnavirus family[1] and one of several unrelated viral species which cause viral hepatitis. ... Cirrhosis of the liver and liver cancer may ensue from Hepatitis C. Hepatitis C is a blood-borne, infectious, viral disease that is caused by a hepatotropic virus called Hepatitis C virus (HCV). ... Hepatitis E is an acute viral hepatitis (liver inflammation) caused by infection with a virus called hepatitis E virus (HEV). ... Genera Subfamily Alphaherpesvirinae    Simplexvirus    Varicellovirus    Mardivirus    Iltovirus Subfamily Betaherpesvirinae    Cytomegalovirus    Muromegalovirus    Roseolovirus Subfamily Gammaherpesvirinae    Lymphocryptovirus    Rhadinovirus Unassigned    Ictalurivirus The Herpesviridae are a family of DNA viruses that cause diseases in humans and animals. ... For other forms of hypertension see hypertension (disambiguation). ... A headache (medically known as cephalalgia, sometimes spelled as cephalgia) is a condition of pain in the head; sometimes neck or upper back pain may also be interpreted as a headache. ...

I

• Ichthyosis
• Infectious mononucleosis
• Influenza
• Interstitial cystitis
• Iritis
• Iron-deficiency anemia
• Irritable bowel syndrome

Ichthyosis is a family of dermatological conditions. ... Influenza, commonly known as the flu, is an infectious disease of birds and mammals caused by an RNA virus of the family Orthomyxoviridae (the influenza viruses). ... Interstitial cystitis (commonly abbreviated to IC) is a urinary bladder disease of unknown cause characterised by urinary frequency (as often as every 10 minutes), urgency, pressure and/or pain in the bladder and/or pelvis. ... Iritis is a form of anterior uveitis and refers to the inflammation of the iris of the eye. ... Iron deficiency anemia is the most common type of anemia, and the most common cause of microcytic anemia. ...

J

• Jaundice

Jaundice, also known as icterus (attributive adjective: icteric), is a yellowing of the skin, conjunctiva (clear covering over the sclera, or whites of the eyes) and mucous membranes caused by increased levels of bilirubin in the human body (or the body of another red blooded animal). ...

K

• Keloids
• Keratosis pilaris
• Kuru (disease)
• Kwashiorkor

A keloid scar is a special case of a scar. ... Keratosis pilaris (KP) is a very common genetic follicular condition that is manifested by the appearance of rough bumps on the skin and hence colloqually referred to as chicken skin. Primarily, it appears on the back and outer sides of the upper arms, but can also occur on thighs and... Kuru (also known as laughing sickness due to the outbursts of laughter that mark its second phase) was first noted in New Guinea in the early 1900s. ...

L

• Lazy eye
• Lead poisoning
• Legionellosis
• Leishmaniasis
• Leprosy
• Leptospirosis
• Listeriosis
• Leukemia
• Loiasis
• Lupus erythematosus
• Lyme disease
• Lymphogranuloma venereum
• Lymphoma

Amblyopia, or lazy eye, is a disorder of the eye. ... Lead poisoning is a medical condition, also known as saturnism, plumbism or painters colic, caused by increased blood serum lead levels. ... Legionellosis is an infection caused by the genus of Gram negative bacteria Legionella, notably Legionella pneumophila. ... Leprosy, also known as Hansens disease,[1] is an infectious disease caused by a DNA plasmid (transposon, or ultravirus, a small circle of DNA) carried in Hansens bacillus (the Mycobacterium leprae bacterium) which is thus the vector. ... HI CAMOIN thIS IS YOUR FRIEND CJ Leukemia (leukaemia in British English) is a cancer of the blood or bone marrow and is characterized by an abnormal proliferation of blood cells, usually white blood cells (leukocytes). ... Loa loa filariasis (also loiasis) is a disease caused by the worm loa loa filaria. ... Lyme disease or Lyme borreliosis is the most common tick-borne disease in North America and Europe, and the second fastest-growing infectious disease in the United States after AIDS.[1] It is named after the town of Old Lyme, Connecticut where a cluster of cases was identified in 1975... Lymphogranuloma venereum (LGV), also known as lymphopathia venerea, tropical bubo, climatic bubo, strumous bubo, poradenitis inguinales, Durand-Nicolas-Favre disease and lymphogranuloma inguinale, is a sexually transmitted disease caused by the invasive serovars L1, L2, or L3 of Chlamydia trachomatis. ... Lymphoma is a variety of cancer that originates in lymphocytes or, more rarely, of histiocytes. ...

M

• Malaria
• Marburg fever
• Measles
• Melioidosis
• Ménière's disease
• Meningitis
• Migraine
• Mono
• Multiple myeloma
• Multiple Sclerosis
• Mumps
• Muscular dystrophy
• Myasthenia gravis
• Myelitis
• Myoclonus
• Myopathy
• Myopia
• Myxedema
• Meninggococemia

Malaria is an infectious disease that is widespread in tropical and subtropical regions. ... The Marburg virus is the causative agent of Marburg hemorrhagic fever. ... Melioidosis, also known as pseudoglanders and Whitmores disease (after Capt Alfred Whitmore) is an uncommon infectious disease caused by a Gram-negative bacterium, Burkholderia pseudomallei, found in soil and water. ... Ménière’s disease (or syndrome, since its cause is unknown) was first described by French physician Prosper Ménière in 1861. ... Meningitis is inflammation of the meninges, caused by bacteria or viral infections elsewhere in the body that have spread into the blood and into the cerebrospinal fluid (CSF). ... Infectious mononucleosis (also known in North America as mono, the kissing disease, or Pfeiffers disease, and more commonly known as glandular fever in other English-speaking countries) is a disease seen most commonly in adolescents and young adults, characterized by fever, sore throat, muscle soreness and fatigue (symptoms of... Multiple myeloma (also known as MM, myeloma, plasma cell myeloma, or as Kahlers disease after Otto Kahler) is a type of cancer of plasma cells which are immune system cells in bone marrow that produce antibodies. ... Muscular Dystrophy is a broad term that describes a genetic group of more than 30 genetic and hereditary muscle diseases; It is characterized by progressive skeletal muscle weakness, defects in muscle proteins, and the death of muscle cells and tissue. ... Myasthenia gravis (sometimes abbreviated MG; from the Greek myastheneia, lit. ... Myelitis is a human disease involving swelling of the spinal cord, which disrupts central nervous system functions linking brain and limbs. ... Myoclonus is brief, involuntary twitching of a muscle or a group of muscles. ... In medicine, a myopathy is a neuromuscular disease in which the muscle fibers dysfunction for any one of many reasons, resulting in muscular weakness. ... Normal vision. ... Myxedema is a skin and tissue disorder usually due to hypothyroidism. ...

N

• Neoplasm
• Non-gonococcal urethritis

Neoplasia (literally: new growth) is sudden and abnormal growth in a tissue or organ. ... Non-gonococcal urethritis (NGU) is an inflammation of the urethra which is not caused by gonorrheal infection. ...

O

• Obsessive-compulsive disorder
• Obesity
• Osteoarthritis

Osteoarthritis (OA, also known as degenerative arthritis or degenerative joint disease, and sometimes referred to as arthrosis or osteoarthrosis or in more colloquial terms wear and tear), is a condition in which low-grade inflammation results in pain in the joints, caused by wearing of the cartilage that covers and...

P

• Pancreatitis
• Paratyphoid fever
• Parkinson's disease
• Pelvic inflammatory disease
• Peritonitis
• Periodontal disease
• Pertussis
• Phenylketonuria
• Pityriasis rosea
• Plague (bubonic, septicemic, pneumonic and pharyngeal)
• Pneumonia
• Polio or Poliomyelitis
• Porphyria
• Progeria
• Prostatitis
• Psittacosis
• Psoriasis
• Pubic lice

Pancreatitis is inflammation of the pancreas. ... Species S. enterica Salmonella is a genus of rod-shaped Gram-negative enterobacteria that causes typhoid fever, paratyphoid and foodborne illness. ... Pelvic inflammatory disease (or disorder) (PID) is a generic term for infection of the female uterus, fallopian tubes, and/or ovaries. ... Periodontitis a disease involving inflammation of the gums (gingiva), often persisting unnoticed for years or decades in a patient, that results in loss of bone around teeth. ... Pertussis, also known as whooping cough, is a highly contagious disease that is one of the leading causes of vaccine-preventable deaths. ... Phenylketonuria (PKU; ) is a human genetic disorder, in which the body contains phenylalanine hydroxylase, the enzyme necessary to metabolize phenylalanine to tyrosine, but this enzyme is inactive in affected individuals. ... Pityriasis rosea is a skin disease marked by patches of pink, oval rash. ... Bubonic plague is the best-known variant of the deadly infectious disease plague, which is caused by the enterobacteria Yersinia pestis. ... Plague redirects here. ... Plague redirects here. ... It has been suggested that CURB-65 be merged into this article or section. ... Poliomyelitis (polio), or infantile paralysis, is a viral paralytic disease. ... Poliomyelitis, often called polio or infantile paralysis, is a virally induced infectious disease which spreads via the fecal-oral route. ... This article is about the disease. ... Progeria narrowly refers to Hutchinson-Gilford Progeria syndrome, but the term is also used more generally to describe any of the so-called accelerated aging diseases. The word progeria is derived from the Greek for prematurely old. Because the accelerated aging diseases display different aspects of aging, but never every... Prostatitis is any form of inflammation of the prostate gland. ... In medicine (pulmonology), psittacosis -- also known as parrot disease, parrot fever, and ornithosis -- is a zoonotic infectious disease caused by a bacterium called Mycoplasma psittaci and contracted from parrots, macaws, cockatiels, and parakeets. ... Phthirus pubis Pubic lice (Phthirus pubis), also known as crabs , are one of the many varieties of lice (singular louse) specialized to live on different areas of different animals. ...

Q

• Q fever

R

• Rabies
• Raynaud's disease
• Repetitive strain injury (RSI)
• Rheumatic fever
• Rheumatoid arthritis
• Rickets
• Rift Valley fever
• Rocky Mountain spotted fever
• Rubella
• Rheumatic heart disease

Raynauds disease (RAY-noz) is a condition that affects blood flow to the extremities which include the fingers, toes, nose and ears when exposed to temperature changes or stress. ... This article or section does not cite its references or sources. ... Rheumatic fever is an inflammatory disease which may develop after a Group A streptococcal infection (such as strep throat or scarlet fever) and can involve the heart, joints, skin, and brain. ... Rheumatoid arthritis (RA) is traditionally considered a chronic, inflammatory autoimmune disorder that causes the immune system to attack the joints. ... It has been suggested that Osteomalacia be merged into this article or section. ... {{[[Image:Taxobox_end}} [[Link title]]or 3 years. ... Binomial name Rickettsia rickettsii Wolbach, 1919 Wikispecies has information related to: Ixodidae Wikispecies has information related to: Rickettsia Rocky Mountain spotted fever is the most severe and most frequently reported rickettsial illness in the United States, and has been diagnosed throughout the Americas. ... Rubella (also known as epidemic roseola, German measles, liberty measles[1] or three-day measles) is a disease caused by the Rubella virus. ... Rheumatic fever is an inflammatory disease which may develop after an infection with streptococcus bacteria (such as strep throat or scarlet fever) and can involve the heart, joints, skin, and brain. ...

S

• Salmonella poisoning
• Salmonellosis
• Scabies
• Scarlet fever
• Sciatica
• Schizophrenia
• Scleroderma
• Scurvy
• Sepsis
• SARS
• Shigellosis
• Shingles
• Shock
• Sickle-cell disease
• Siderosis
• Silicosis
• Stevens-Johnson syndrome
• Strabismus
• Strep throat
• Streptococcal infection
• Synovitis
• Syphilis

Salmonellosis is an infection with Salmonella bacteria. ... Salmonellosis is an infection with Salmonella bacteria. ... Sciatica is a pain in the leg caused by the irritation of the sciatic nerve. ... Scleroderma is a rare, chronic disease characterized by excessive deposits of collagen. ... Scurvy (N.Lat. ... Sepsis (in Greek Σήψις, putrefaction) is a serious medical condition, resulting from the immune response to a severe infection. ... Severe acute respiratory syndrome or SARS is a respiratory disease in humans which is caused by the SARS coronavirus. ... Herpes zoster, colloquially known as shingles, is the reactivation of varicella zoster virus, leading to a crop of painful blisters over the area of a dermatome. ... Shock is a serious medical condition where the tissue perfusion is insufficient to meet the required supply of oxygen and nutrients. ... Sickle-cell disease is a general term for a group of genetic disorders caused by sickle hemoglobin (Hgb S or Hb S). ... Siderosis is the deposition of iron in tissue. ... Silicosis (also known as Grinders disease) is a form of pneumoconiosis caused by inhalation of crystalline silica dust, and is marked by inflammation and scarring in forms of nodular lesions in the upper lobes of the lungs. ... Stevens-Johnson syndrome (SJS) is a severe and potentially life-threatening (15% of cases) disease, it is a hypersensitivity complex affecting the skin and the mucous membranes, a severe expression of erythema multiforme (EM) (and so SJS is also called erythema multiforme major). ... For the protein Strabismus, see Strabismus (protein) Strabismus, also known as heterotropia, squint, crossed eye, cockeyed, wandering eye, or wall eyed, is a condition in which the eyes are not properly aligned with each other. ... Strep throat (or Streptococcal pharyngitis, or Streptococcal Sore Throat) is a form of Group A streptococcal infection that affects the pharynx. ... Species S. pneumoniae S. pyogenes S. viridans Streptococcus is a genus of spherical, Gram-positive bacteria of the phylum Firmicutes. ... Synovitis is the medical term for inflammation of a synovial membrane, which line those joints which possess cavities. ... Syphilis is a sexually transmitted disease (STD) caused by a spirochaete bacterium, Treponema pallidum. ...

T

• Tapeworm infection
• Tay-Sachs disease
• Teratoma
• Tetanus
• Thalassaemia
• Thrush
• Tinnitus
• Toxic shock syndrome
• Trichomoniasis
• Trisomy
• Tuberculosis
• Tularemia
• Tungiasis
• Typhoid or Typhoid fever
• Typhus

Adult tapeworm infection is the infection of the digestive tract by parasitic flatworms called cestodes or tapeworms. ... Tay-Sachs disease (abbreviated TSD, also known as GM2 gangliosidosis) is a genetic disorder, fatal in its most common variant known as Infantile Tay-Sachs disease. ... A teratoma is a type of tumor that derives from pluripotent germ cells. ... Tetanus is a medical condition characterized by a prolonged contraction of skeletal muscle fibers, the primary symptoms are caused by tetanospasmin, a neurotoxin produced by the Gram-positive, obligate anaerobic bacterium Clostridium tetani. ... Candidiasis, commonly called yeast infection or thrush, is a fungal infection of any of the Candida species, of which Candida albicans is the most common. ... Tinnitus (ti-NIGHT-us or TIN-i-tus[1], from the Latin word for ringing[2]) is the perception of sound in the human ear in the absence of corresponding external sound(s). ... Toxic shock syndrome (TSS) is a rare but potentially fatal disease caused by a bacterial toxin. ... Trichomoniasis, sometimes referred to as trich or the ping pong disease, is a common sexually transmitted disease that affects 2 to 3 million Americans yearly. ... A trisomy means the presence of three (instead of the normal two) chromosomes of a particular numbered type in an organism. ... Tuberculosis (abbreviated as TB for Tubercle Bacillus) is a common and deadly infectious disease caused by the mycobacterium Mycobacterium tuberculosis or Mycobacterium_bovis, which most commonly affects the lungs (pulmonary TB) but can also affect the central nervous system, lymphatic system, circulatory system, genitourinary system, bones and joints. ... Tularemia (also known as rabbit fever) is an infectious disease caused by the bacterium Francisella tularensis. ... Tungiasis is a skin infestation of the Tunga penetrans flea (also known as chigoe flea, jigger, nigua or sand flea), found in the tropical parts of Africa, Caribbean, Central and South America, and India. ... This is about the disease typhoid fever. ... For a related disease which is caused by a different bacterium, see Paratyphoid fever. ... It has been suggested that this article or section be merged with Epidemic typhus. ...

U

• Ulcerative colitis
• Uremia
• Urticaria
• Uveitis

Uremia is a toxic condition resulting from renal failure, when kidney function is compromised and urea, a waste product normally excreted in the urine, is retained in the blood. ... Uveitis specifically refers to inflammation of the middle layer of the eye, termed the uvea but in common usage may refer to any inflammatory process involving the interior of the eye. ...

V

• Varicella
• Vasovagal syncope
• Vitiligo

Chickenpox, also spelled chicken pox, is the common name for Varicella simplex, classically one of the childhood infectious diseases caught and survived by most children. ... Vasovagal syncope is the most common cause of syncope. ... Vitiligo (IPA ) or leukoderma is a chronic skin condition that causes loss of pigment, resulting in irregular pale patches of skin. ...

W

• Warkany syndrome
• Warts
• Whooping cough

There are two syndromes known as Warkany syndrome Warkany syndrome 1 Warkany syndrome 2 Both are named after Joseph Warkany, an American human geneticist and pediatrician, 1902-1992. ... Wart is also the name of a Nintendo character, see Wart (Nintendo character). ...

X

Y

• Yeast infection
• Yellow fever
• Yaws

Candidiasis, commonly called yeast infection or thrush, is a fungal infection of any of the Candida species, of which Candida albicans is probably the most common. ... Yaws (also Frambesia tropica, thymosis, polypapilloma tropicum or pian) is a tropical infection of the skin, bones and joints caused by the spirochete bacterium Treponema pertenue. ...

Z