“…Thrombophlebitis was diag¬ nosed. Findings from coagulation studies were platelets, 300,000/cu mm; prothrombin time, 10.7 seconds (100%), thrombin time, 7.9 seconds (control, 8.3); and fibrinogen, 435 mg/100 ml. She was given heparin sodium, 5,000 units subcutaneously every eight hours, with improvement.…”