Hemophilia A

**Semantic type:** Disease or Syndrome

**Definition:** An inherited deficiency of coagulation factor VIII characterized by the tendency to spontaneous or exaggerated post-traumatic hemorrhage. Inherited as an X-linked recessive disease, hemophilia A is the most common hemophilia, occurring in approximately 1 in 10,000 male births.

**Synonyms:** - Factor VIII Deficiency - Hereditary Factor VIII Deficiency - Hereditary Factor VIII Deficiency - Hereditary Factor VIII Deficiency Disease - Hereditary factor VIII deficiency