title: Factor XI deficiency presenting as hemarthrosis during pregnancy.
abstract: This report describes events and findings in a pregnant patient with factor XI deficiency who suffered at least one episode of hemarthrosis. The incidence and rarity of this complication are discussed and views on management expressed.
mesh_terms: D000328:Adult; D005173:Factor XI Deficiency / Q000150:complications* / Q000235:genetics; D005260:Female; D006395:Hemarthrosis / Q000209:etiology*; D006801:Humans; D011247:Pregnancy; D011250:Pregnancy Complications, Hematologic / Q000235:genetics*