AIM:To estimate the value of event related potential(ERP)P300 and mini-mental state examination(MMSE)in the detection of minimal hepatic encephalopathy(MHE).

• 目的:评价事件相关电位P_(300)和智能精神状态检查(MMSE)诊断轻微型肝性脑病(MHE)的价值。