| umls-concept:C0015523 | skos:definition | MSH: A hereditary deficiency of blood coagulation factor XI (also known as plasma thromboplastin antecedent or PTA or antihemophilic factor C) resulting in a systemic blood-clotting defect called hemophilia C or Rosenthal's syndrome, that may resemble classical hemophilia.,NCI: A rare inherited bleeding disorder caused by deficiency of coagulation factor XI. It may be asymptomatic or manifest with bleeding. | lld:umls |
