ABSTRACT
<p><b>OBJECTIVE</b>To summarize the causes and treatment experiences of postoperative constipation recurrences of Hirschsprung disease.</p><p><b>METHODS</b>Clinical data of 37 cases receiving operation again for postoperative constipation recurrences of Hirschsprung disease were collected. The recurrent causes, reoperation procedures and therapeutic efficacy were analyzed.</p><p><b>RESULTS</b>Among 37 cases, the recurrent causes included insufficient resection of the intestine in 14 cases, co-existent intestinal neural hypogenesis in 6, gate syndrome in 5, and others in 12 cases. There was no postoperative death. Thirty-one cases (83.8%) were followed-up from 6 months to 11 years. The defecation frequency was 1-2 times per day in 15 cases, one times per two days in 7, one times per three days in 6 cases. Two cases could defecate with the help of laxative purgatives. Nobody had incontinence.</p><p><b>CONCLUSION</b>The main cause of postoperative constipation recurrences of Hirschsprung disease is insufficient resection of the intestine,and reoperation can get better results.</p>