与胃癌关系密切的息肉是() ["A．腺瘤性息肉","B．增生性息肉","C．炎症性纤维性息肉","D．Peutz-Jeghers息肉","E．幼年性息肉"]
细菌性肝脓肿()阿米巴肝脓肿() ["A．白细胞计数增加","B．脓液为棕褐色","C．两者均有","D．两者均无"]
胃最常见的恶性肿瘤是() ["A．平滑肌肉瘤","B．类癌","C．腺癌","D．未分化癌","E．恶性淋巴瘤"]
分化较好的胃癌是() ["A．腺癌","B．硬癌","C．髓样癌","D．胶样癌","E．印戒细胞癌"]
男性，62岁，近三个月逐渐出现上腹部不适，进食后饱胀，嗳气，纤维胃镜发现大弯侧胃壁上1cm大小块状肿物，与周围组织界限不清，病理回报恶性。如行根治手术，可以保留的淋巴结为() ["A．沿胃小弯淋巴结","B．肝总动脉周围淋巴结","C．幽门下区淋巴结","D．腹主动脉旁淋巴结","E．贲门左区淋巴结"]
急性完全性输入段肠梗阻()慢性不完全性输入段肠梗阻()
