早期胃癌是指() ["癌灶直径在2.0cm以内","癌灶局限于粘膜或粘膜下层","癌灶边缘光整","癌灶无转移且直径小于1.5cm","未见半月征"]
放射治疗效果最好的是() ["卵巢纤维瘤","卵巢内胚窦瘤","卵巢无性细胞瘤","卵巢皮样囊肿","卵巢颗粒细胞瘤"]
流行性斑疹伤寒的实验室诊断方法常选() ["血常规","病原体接种分离","外斐反应","肥达反应","补体结合试验"]
流行性斑疹伤寒的治疗,首选药物为() ["氯霉素","四环素","青霉素","环丙沙星","SMZ"]
胃、十二指肠溃疡急性穿孔最常见的是() ["十二指肠球部前壁","十二指肠球部后壁","胃幽门的前壁","胃窦部","以上都不正确"]
原发性视网膜脱离