Among these patients, 11 were misdiagnosed as hemorrhoids (31.4%), 7 as colitis (20%), 6 as dysentery (17.1%), 5 as porctopolypus (14.3%), 3 as enterophthisis (8.6%), 2 as intestinal fistula (5.7%) and 1 as prostatitis (2.9%).

• 误诊为的疾病中痔疮11例(31.；4%25)，肠炎7例(20%25)，痢疾6例(17