本病由于病毒尚未分离成功,缺乏免疫学的诊断方法,因此对本病各型各期的病理生理机制、诊断、治疗及预防等均存在问题,尤其无黄疸型传染性肝炎发病率高,临床表现多不典型,诊断不易,因之综合性的诊断显得十分必要。1959年全国传染病学学术会议制定了本病的诊断标准,通过实践证明如能正确加以运 Because of the virus has not been successfully isolated, the lack of immunological diagnostic methods, so the various stages of the disease pathophysiology, diagnosis, treatment and prevention and so there are problems, in particular, jaundice-free high incidence of infectious hepatitis, clinical Multi-performance atypical, diagnosis is not easy, because of the comprehensive diagnosis is very necessary. 1959 National Conference on Infectious Diseases developed a diagnostic criteria for the disease, proved to be carried out correctly