阿托品用于麻醉前给药的目的是() ["增强麻醉效果","减少麻醉药用量","减少呼吸道腺体分泌","预防心动过缓","辅助骨骼肌松弛"]
关于腹股沟疝,下列哪项是错误的() ["斜疝多见于儿童及青壮年","直疝疝囊在精索后内方","直疝疝囊颈在腹壁下动脉外侧","腹股沟管下壁为腹股沟韧带","斜疝嵌顿机会较多"]
不稳定型心绞痛中危组包括() ["持续时间<20分钟","静息心绞痛及梗死后心绞痛","发作时ST段下移>1mm","发作时ST段下移<1mm","就诊前一个月内发作1次或数次"]
女性,36岁,低热,腹泻4个月,大便为糊样,无脓血。近1周阵发性脐周痛,查:右下腹触及4cm×5cm包块,质中等,轻触痛,肠鸣音亢进。血沉67mm/h,PPD皮试强阳性,最可能的疾病是()。 ["肠结核","盲肠癌","右侧卵巢囊肿","阑尾炎","阑尾周围脓肿"]
下列关于肾上腺嗜铬细胞瘤的说法哪项不正确() ["常为圆或卵圆形实性肿块","较大肿块中央可坏死呈低密度","增强扫描无强化","少数具有钙化","少数可为较大的厚壁囊性肿块"]
慢性肾小球肾炎诊断依据