However,diseases variety of misdiagnosis were found different prognosis remarkably (P=0.007 2),especially AMM misdiagnosed as hemorrhoid,with the one year survival rates 28.89% and the median survival time 5.79 months only.

• 但误诊的疾病类型对预后有显著影响(P=0.；0072)；误诊为痔的预后极差；其1年生存率只有28