Hemophilia B

Hemophilia B is a form of hemophilia (see this term) characterized by spontaneous or prolonged hemorrhages due to factor IX deficiency.

Gastrointestinal hemorrhage

Hemorrhage affecting the gastrointestinal tract.


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PMID (PMCID)
6971362
 MALE Middle Aged
Gastrectomy in siblings with Christmas disease (hemophilia B).
Mizumoto R, Kawarada Y, Ogura Y.
Jpn J Surg. 1980;10(4):328-37.
Gastrointestinal hemorrhage is regarded as one of the commonest clinical manifestations of classic hemophilia and Christmas disease.