Increased AMY was only found 1-2 weeks postinfection. Ascites due to cirrhosis was observed in serious infection. CHE was lower when liver function was decompensated.

• 淀粉酶(AMY)仅在感染后1~2周内升高,严重感染肝硬化腹水,肝功能代偿失调而胆碱脂酶(CHE)下降。