Christmas disease


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Christmas disease

n.
A type of hemophilia that is caused by a deficiency of factor IX.

[After Stephen Christmas, 20th-century British boy who was first diagnosed with it.]

Christmas disease

n
(Pathology) a relatively mild type of haemophilia, caused by lack of a protein (Christmas factor) implicated in the process of blood clotting
[C20: named after S. Christmas, the first patient suffering from the disease who was examined in detail]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Christmas disease - a clotting disorder similar to hemophilia A but caused by a congenital deficiency of factor IX
bleeder's disease, haemophilia, hemophilia - congenital tendency to uncontrolled bleeding; usually affects males and is transmitted from mother to son
References in periodicals archive ?
Hemophilia B, also called the Christmas disease, is a blood coagulation disorder due to the deficiency or improper function of factor IX.
8220;Quantitative (low activity and low antigen) or qualitative (low activity and normal antigen) defect in FIX function results in Christmas Disease or Hemophilia B and the VisuLize[TM] FIX Antigen Kit is used for the assessment for functional activity of FIX in gene therapy.
Hemophilia B, also known as Christmas disease, is the less common form of the disorder and is caused by the lack of clotting Factor IX.