Abnormal bleeding during surgery.
D001778:Blood Coagulation Disorders / Q000150:complications* / Q000175:diagnosis / Q000188:drug therapy / Q000209:etiology; D001779:Blood Coagulation Factors / Q000032:analysis; D001780:Blood Coagulation Tests; D001803:Blood Transfusion; D005169:Factor VIII / Q000032:analysis; D006470:Hemorrhage / Q000150:complications* / Q000209:etiology / Q000517:prevention & control; D006487:Hemostasis; D006493:Heparin / Q000627:therapeutic use; D006801:Humans; D011183:Postoperative Complications; D011300:Preoperative Care
D001779:Blood Coagulation Factors; D005169:Factor VIII; D006493:Heparin