Christmas disease(redirected from Christmas, Stephen)
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Christmas disease[′kris·məs di‚zēz]
A hereditary, sex-linked, hemophilia-like disease involving failure of the clotting mechanism due to a deficiency of Christmas factor. Also known as Factor IX deficiency.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.