dictionary help| haemophilia | medical dictionary |
<disease>
<haematology> A haemorrhagic diathesis occurring in two main forms:
1. Haemophilia A (classic haemophilia, factor VIII deficiency), an X linked disorder due to deficiency of coagulation factor VIII.
2. Haemophilia B (factor IX deficiency, Christmas disease), also X linked, due to deficiency of coagulation factor IX.
Both forms are determined by a mutant gene near the telomere of the long arm of the X chromosome (Xq), but a different loci and are characterised by subcutaneous and intramuscular haemorrhages, bleeding from the mouth, gums, lips and tongue, haematuria and haemarthroses.
American spelling: hemophilia
(11 Mar 2008)
haemophagia, haemophagocyte, haemophagocytosis, haemophil < Prev | Next > haemophilia A, haemophilia B, haemophiliac
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