原发性肝癌的癌前期病变是() ["A．肝细胞发育不良","B．局灶性肝再生","C．肝吸虫病","D．炎性假瘤","E．腺瘤样增生"]
临床上常用的灭菌法有____、____、____。
影响小肝癌预后的因素有() ["A．肝硬化的有无和类型","B．肿瘤的数目","C．治疗方法","D．患者的年龄","E．性别"]
MRI正常前列腺在矢状面上呈() ["A．不规则形","B．横置椭圆形","C．倒三角形","D．倒置梨形","E．倒锥形"]
在食管X线分型中，对放疗敏感的类型为() ["A．蕈伞型","B．腔内型","C．髓质型","D．缩窄型","E．溃疡型"]
临床上常用消毒法有____、____、____、____、____.
