Lexic.us

Definition of Christmas disease

1. Noun. A clotting disorder similar to hemophilia A but caused by a congenital deficiency of factor IX.

Medical Definition of Christmas disease

1. A form of haemophilia in males that results from a deficiency of clotting factor IX, transmitted as a X-linked trait (first described in the Christmas issue of British Medical Journal in 1952). Inherited in similar sex-linked way to classical haemophilia. Symptoms include easy bruising, nosebleeds, bleeding gums and bleeding into muscle tissue (haematoma) or a joint space (haemarthrosis). Treatment includes the infusion of factor IX concentrates to normalize blood coagulation. Inheritance: sex-linked (X chromosome). (27 Sep 1997)

Lexicographical Neighbors of Christmas Disease

Other Resources: