Nearly everyone — with rare exceptions — is born with 23 pairs of chromosomes that were passed down from parents through combinations of their 46 chromosomes. X and Y, the two most popularly known ...
Purpose: Alagille syndrome is an autosomal dominant condition characterized by a paucity of interlobular bile ducts and chronic cholestasis, cardiac disease, skeletal abnormalities, ocular ...
Retinitis pigmentosa (RP) is an eye condition that can be genetic. In this way, people usually need to inherit two copies of a genetic variation that causes RP, one coming from each parent. RP may ...
Von Willebrand disease (VWD) is a bleeding disorder in which the blood does not clot as it should. Usually, people have VWD due to their genes, which may come from a male or female parent. Blood ...