Christmas disease

Christmas disease

n.

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

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

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

Thesaurus

Noun

1.

Christmas disease - a clotting disorder similar to hemophilia A but caused by a congenital deficiency of factor IX haemophilia B, hemophilia B bleeder's disease, haemophilia, hemophilia - congenital tendency to uncontrolled bleeding; usually affects males and is transmitted from mother to son

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