Disease Directory

Crimean-Congo hemorrhagic fever (CCHF) is a viral disease that is spread by ticks. It is caused by the CCHF virus, which makes it a zoonotic disease,...

Cronkhite-Canada syndrome (CCS) is a rare gastrointestinal condition where people develop multiple polyps (small growths) in the digestive tract. It i...

Crouzon syndrome is a rare condition characterized by the early fusion of skull bones (craniosynostosis) and underdevelopment of the face (facial hypo...

Crouzon syndrome with acanthosis nigricans (CAN) is a very rare condition that shows features similar to classic Crouzon syndrome. It is a type of fac...

Mixed cryoglobulinemia (MC) is a rare multisystem disease. It is defined by the presence of immune complexes in the blood that can precipitate at cool...

Cryptococcal meningitis is an infection of the membranes surrounding the brain and spinal cord caused by the encapsulated yeast Cryptococcus neoforman...

Curly hair - acral keratoderma - caries syndrome is an extremely rare ectodermal dysplasia syndrome. People with this condition often experience prema...

Currarino syndrome is a rare congenital condition that is defined by a specific triad of abnormalities. People with this condition typically have an a...

Curry-Jones syndrome is a condition that affects the development of the head, brain, hands, feet, skin, eyes, and gut. People with this condition may...

Cushing disease due to pituitary adenoma is a form of ACTH-dependent Cushing syndrome. It is caused by a small, benign tumor on the pituitary gland th...

Cushing syndrome (CS) is a hormonal disorder characterized by prolonged exposure to high levels of glucocorticoids, which can arise from endogenous so...

Cushing syndrome due to cortisol-producing adrenocortical adenoma is a form of endogenous Cushing syndrome. This means that it is caused by the body p...

Cushing syndrome due to macronodular adrenal hyperplasia is a rare condition that affects the adrenal glands. It is characterized by the presence of b...

Cyprus facial-neuromusculoskeletal syndrome is an exceedingly rare genetic condition that affects many parts of the body. It is characterized by a str...

Czeizel-Losonci syndrome (CLS) is an extremely rare congenital disorder noted for its severe malformations. It is characterized by limb abnormalities...

D,L-2-hydroxyglutaric aciduria is a rare metabolic disorder that is present from birth. It affects how the body processes certain chemicals, leading t...

D-2-hydroxyglutaric aciduria (D-2-HGA) is a rare neurological condition that is part of a group of disorders known as 2-hydroxyglutaric acidurias. It...

D-2-hydroxyglutaric aciduria 1 is a condition caused by a mutation in the D2HGDH gene. This disorder is classified under D-2-hydroxyglutaric acidurias...

D-glyceric aciduria is a metabolic disorder in which people excrete D-glyceric acid. This condition has been reported in several patients with a varie...

DCTN1-related neurodegeneration refers to a group of neurodegenerative disorders caused by a mutation in the DCTN1 gene. This genetic change affects h...