[名词解释] PTCD

术中知晓 以下选项中，乳突许氏位投照时，球管中心线应() ["A．向足侧倾斜35°　","B．向足侧倾斜25°～30°　","C．向足侧倾斜35°～45°　","D．向足侧、面侧各倾斜15°","E．向头侧倾斜35°～45°"] 胃癌手术根治程度D>N 醋酸白试验 需稀释造影剂进行造影检查的是() ["A．口服胆囊造影　","B．静脉胆道造影　","C．静脉肾盂造影　","D．CTA　","E．膀胱造影"] PTCD