男，43岁，体检X线发现肺部一占位性病变，CT检查如图，最可能的诊断是（） ["周围型肺癌","肺脓肿","肺结核","肺错构瘤","肺转移瘤"]
急性脊髓炎与（急性）脊髓压迫症最重要的鉴别点，前者通常无（） ["神经根症状","传导束型感觉障碍","双下肢瘫痪","尿便障碍","椎管梗阻现象"]
高中压缸下半半空缸负荷分配的方法有（）。 ["拉力计法；","垂弧法；","水准镜法；","拉钢丝法。"]
正常分娩以哪种胎位多见（） ["枕先露","面先露","肩先露","足先露","臀先露"]
临床上最多采用的CVP插管途径是（） ["颈外静脉","右颈内静脉","左颈内静脉","锁骨下静脉","股静脉"]
黄疸的病因。
