Postoperative deep-vein thrombosis.
D000368:Aged; D006493:Heparin / Q000627:therapeutic use; D006801:Humans; D007866:Leg / Q000098:blood supply; D008875:Middle Aged; D011183:Postoperative Complications; D011468:Prostatectomy / Q000009:adverse effects; D013923:Thromboembolism / Q000209:etiology / Q000517:prevention & control; D013924:Thrombophlebitis / Q000209:etiology / Q000517:prevention & control
D006493:Heparin