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DefinitionAcalculia is an acquired loss of the ability to understand numbers or carry out even the simplest calculations after the brain has been injured by disease...
DefinitionAcampomelic campomelic dysplasia (ACD) is a rare genetic? disorder that affects the development of bones in the body. In this article, we will simplify complex medical...
DefinitionAcanthosis nigricans (AN) is a skin condition characterized by abnormally increased coloration (hyperpigmentation) and “velvety” thickening (hyperkeratosis) of the skin, particularly of skin fold regions, such...
DefinitionAcanthosis nigricans-insulin resistance?-muscle cramps-acral enlargement syndrome? is caused by genetic? mutations, also known as pathogenic variants. Genetic mutations can be hereditary?, when parents pass them down to...
DefinitionAceruloplasminemia is a very rare, inherited? disease. In this disease, the body does not make a working protein called ceruloplasmin. Ceruloplasmin normally helps move iron safely...
DefinitionAcetoacetyl-CoA thiolase deficiency is a rare, inherited? metabolic disease. The body lacks enough activity of an enzyme called mitochondrial acetoacetyl-CoA thiolase (also called T2, encoded by...
DefinitionAchalasia is a rare disorder that makes it difficult for food and liquid to pass into your stomach. Achalasia occurs when nerves in the tube connecting...
DefinitionAchalasia–microcephaly is an extremely rare, likely inherited? condition in which a child has achalasia (the food pipe? does not relax and move food down normally) together with...
DefinitionAchalasia–microcephaly syndrome? (AMS) is an extremely rare genetic? disorder in which a child has both achalasia (the food pipe? does not relax and push food into...
DefinitionAcheiria means a person is born without one hand (unilateral?) or both hands (bilateral?). It is a type of congenital? limb reduction where the hand does...
DefinitionAcheiropody (also called acheiropodia or Horn-Kolb syndrome?) is a very rare genetic? condition present from birth in which a baby is born without formed hands and...
