由于肝炎病毒迄今未分离成功,传染性肝炎目前尚无特殊诊断方法,特别是轻型无黄疸病例,由于症状不明显,常常不易得到早期诊断。随着酶学诊断技术的进展,虽然发现肝炎血清中有不少酶的活力增高,但一般认为转氨酶的阳性率最高,在临床上具有诊断价值,因而成为目前最常用的一项测定 Due to the hepatitis virus has not been successfully separated so far, there is no special diagnosis of infectious hepatitis, especially in patients with mild jaundice, the symptoms are not obvious, often not easy to get early diagnosis. With the progress of enzymology diagnosis technology, although the activity of many enzymes in hepatitis serum is found to be increased, it is generally considered that the positive rate of aminotransferase is the highest, which is clinically valuable and has become the most commonly used one