Pulmonary embolism.
D000208:Acute Disease; D003937:Diagnosis, Differential; D006493:Heparin / Q000627:therapeutic use; D006801:Humans; D007866:Leg / Q000098:blood supply; D011379:Prognosis; D011651:Pulmonary Artery / Q000000981:diagnostic imaging; D011655:Pulmonary Embolism / Q000175:diagnosis / Q000209:etiology / Q000628:therapy; D011656:Pulmonary Emphysema / Q000175:diagnosis; D011859:Radiography; D011877:Radionuclide Imaging; D012119:Respiration; D013924:Thrombophlebitis / Q000150:complications
D006493:Heparin