<prompt> Duhamel procedure is done for -Hirschsprungs diseaseHPSSMeckels diverticulumVolvulus  <response>: Ans. is a i.e., Hirschsprungs disease Surgery in Hirschsprungs 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. 