<正>ANGIOSARCOMA is the most common primary malignant cardiac tumor. Until recently, the diagnosis is often not established until the tumor is advanced with vit
Objective. To describe our surgical experience on rupture of abdominal aortic aneurysm .Methods. Two cases of ruptured aortic aneurysms with severe complication
Objective. To compare the analgesic efficacy and adverse effects of patient-controlled analgesia (PCA) with tramadol and with morphine for postoperative middle