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随访观察72例散发性戊型肝炎(戊肝)抗HEVIgG发病后4年的变化.结果表明,发病后2年仍有63.4%患者抗HEV IgG阳性,发病后2年以上者已有过半数(54.7%)阴转;随访至发病后4年,仍有30.2%患者抗HEV IgG阳性.结果提示了抗HEV IgG是HEV近期感染的标志,但仅以抗HEV IgG阳性诊断急性HEV感染仍须慎重.
Follow-up observation of 72 cases of sporadic hepatitis E (HEV) HepG-resistant anti-HEVIgG 4 years after the onset of change.The results show that 63.4% of patients still have anti-HEV IgG positive 2 years after onset, more than 2 years after the onset of more than half 54.7%), and 30.2% were still positive for anti-HEV IgG at follow-up to 4 years after onset.The results suggest that anti-HEV IgG is a marker of recent HEV infection but caution should be exercised only in the diagnosis of acute HEV infection .