Results Among 36 cases of rectal carcinomas, 7 were diagnosed as colonitis,5 as hemorrhoid,3 as dysentery and 2 as perianal abscess with anal fistula.

• 结果本组直肠癌36例中被误诊为结肠炎7例,痔疮并出血5例,痢疾3例,肛周脓肿并肛瘘2例;