Chilblain lupus erythematosus is a rare type of lupus that mainly affects the skin of fingers, toes, heels, ears, and nose. It causes red-purple, swollen, ...

Chikungunya hemorrhagic fever is a very rare and very severe form of chikungunya virus infection. Chikungunya is a virus spread by Aedes mosquitoes and usually ...

Chikungunya fever is an infection caused by the chikungunya virus, which is a type of RNA virus in the alphavirus group. The virus spreads to people ...

Chiari type II malformation is a birth defect in the back part of the brain and upper spine. In this condition, parts of the cerebellum (the balance part of ...

Arnold–Chiari malformation type 1 (often called Chiari I) is a problem in the back part of the head where the skull is a bit too small or shaped in an unusual ...

Arnold Chiari type I malformation (often called Chiari type 1) is a problem with the shape and size of the back part of the skull. The space at the back of the ...

Chiari type I malformation is a problem in the place where the brain meets the spinal cord. In this condition, the lower part of the brain called the ...

Generalised enchondromatosis with platyspondyly is an extremely rare bone growth problem. It means that many small benign (non-cancer) cartilage tumours, ...

Cheirospondyloenchondromatosis is a very rare bone disease that starts very early in life, often in babies or young children. It belongs to a group of diseases ...

Cheilitis glandularis is a rare, long-lasting inflammation that mainly affects the lower lip. In this condition, the many tiny salivary glands inside the lip ...

Hereditary leukomelanopathy is an old medical name that is now mostly used as another name for Chediak–Higashi syndrome (CHS). It is a very rare disease that a ...

Hereditary gigantism of cytoplasmic organelles is an old scientific way to describe a rare inherited disease now known as Chediak–Higashi syndrome (CHS). In ...

Granulation anomaly of leukocytes is a rare genetic disease where the white blood cells have huge, abnormal granules (tiny packets) inside them. These strange ...

Chediak–Steinbrinck–Higashi syndrome, usually called Chediak–Higashi syndrome (CHS), is a very rare genetic disease that mainly affects the immune system, ...

Chediak-Steinbrinck-Higashi syndrome (usually called Chediak-Higashi syndrome or CHS) is a very rare inherited disease. It affects the body’s immune system, ...

Beguez-Cesar disease is an older name for a rare inherited immune system disorder that doctors now usually call Chediak–Higashi syndrome (CHS). In this ...

Chediak-Higashi syndrome (CHS) is a very rare inherited disease. It mainly hurts the immune system, the skin, the eyes, the blood, and sometimes the brain and ...

Autosomal recessive spastic ataxia type 6 (often called ARSACS) is a rare genetic brain and nerve disease that starts in childhood and slowly gets worse over ...

Autosomal recessive spastic ataxia of Charlevoix-Saguenay (often shortened to ARSACS) is a rare brain and nerve disease that starts in early childhood and ...

Charlevoix-Saguenay spastic ataxia is a rare genetic brain and nerve disease that mainly affects movement. Doctors also call it ARSACS. In this disease, the ...