Hirschsprung’s Disease

Figure 4: A huge “megacolon” consisting of sigmoid colon in an older child with Hirschsprung’s Disease. There is a transition zone in the last part of the sigmoid colon (arrow) which has a “funnel”. A colostomy was formed to allow the colon to get smaller before a pullthrough was performed.

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Articles and graphics adapted from O'Neill: Principles of Pediatric Surgery. © 2003, Elsevier.