额窦、蝶窦、筛窦的最佳摄影位置分别是() ["许氏位、瓦氏位、鼻窦侧位","鼻窦侧位、梅氏位、瓦氏位","瓦氏位、鼻窦侧位、梅氏位","瓦氏位、斯氏位、柯氏位","柯氏位、鼻窦侧位、瓦氏位"]
支配胸大肌、胸小肌、肱三头肌和拇指对掌肌的脊神经是() ["C5","C6","C8","T1","C3~4"]
患儿女,5岁。患急性淋巴细胞性白血病8个月,予正规化疗,现发热1天。查体:体温40.1℃,精神萎靡,皮肤可见较多皮疹,有丘疹、疱疹,疱内色浑,心肺腹部未见异常。患儿最可能发生() ["A.白血病复发或再发","水痘","药物疹","败血症","带状疱疹"]
女性,26岁。2个月前出现左下腹痛、腹泻,排黏液脓血便,每日4~6次,排便后腹痛缓解;四肢关节疼痛。查体:腹软,腹部未及包块,左下腹压痛。可能的诊断是() ["溃疡性结肠炎","肠结核","肠阿米巴病","慢性阑尾炎","结肠癌"]
患儿女,7岁。低热、轻咳3周。查体:体温38.5℃,营养差,左背下部听诊呼吸音减低,接种过卡介苗,PPD试验(+++)。其弟弟3岁,无症状,但PPD试验(+++),胸片正常,宜采取的措施是() ["A.口服异烟肼6个月","注射丁胺卡那2周","口服利福平6个月","口服利福平+异烟肼6个月","口服利福平+异烟肼4个月"]
外周血中全血细胞减少,Ham试验阴性()血红蛋白50g/L,血小板100×109/L,Coombs试验阳性()