肝局灶性结节增生与肝小腺瘤鉴别诊断中，前者具备以下特点() ["A．纤维组织小梁分隔","B．中心星形瘢痕","C．肝细胞形态正常","D．无包膜","E．有小胆管增生"]
肝癌的特征性CT表现为() ["A．门脉瘤栓","B．病灶边缘明显高低不平，强化持续时间很短","C．边缘不清，灶内有气体或增强出现坏死","D．灶周无水肿带、边缘强化出现“牛眼”征","E．边缘清晰无强化"]
关于图中所示的HEV，下列哪项说法是错误的() ["A．HEV为二十面对称体圆球形颗粒","B．HEV无包膜，直径为27～34nm","C．HEV在碱性环境中较稳定","D．HEV对高热敏感","E．HEV对氯仿稳定"]
急性乙型肝炎最早出现的血清学指标是() ["A．HBsAg","B．抗-HBs","C．HBeAg","D．抗-Hbe","E．抗-HBc"]
若药物主要在胃和小肠吸收，宜设计成多少小时口服一次的缓控释制剂 ["A、6小时","B、12小时","C、18小时","D、24小时","E、36小时"]
慢性血吸虫肝病的CT表现为：__________、_________、_____________、______、__________________、_________、_______等。
