Belo-Oliveira, PCurvo-Semedo, LRodrigues, HBelo-Soares, PCaseiro-Alves, F2008-12-302008-12-302007Dis Colon Rectum. 2007 Sep;50(9):1478-80http://hdl.handle.net/10400.4/384We report a case of colonic perforation in CT colonography, which was observed in a sigmoid colon segment contained within an inguinal hernia. At surgery, apart from the perforation, a normal large-bowel wall was found. Although rare, perforation may occur in patients with normal bowel wall, possibly resulting from a mechanical strain caused by gaseous overdistention. Radiologists performing the procedure must be aware of this possibilityengCólon SigmóideColonografia por Tomografia ComputorizadaHérnia InguinalObstrução Intestinaljournal article