system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Duhamel procedure is done for -
assistant
The correct answer is  Ans. is 'a' i.e., Hirschsprung's disease * Surgery in Hirschsprung's disease aims to remove the aganglionic segment and 'pull-through' ganglionic bowel to the anus (e.g. Swenson, Duhamel, Soave and transanal procedures) and can be done in a single stage or in several stages after first establishing a proximal stoma in normally innervated bowel.