
Health Dictionary
Reliable, easy-to-read patient information on common medical conditions β written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Toxic megacolon CT
Introduction
Overview
Overview
Abdominal CT scan may be helpful in the diagnosis of toxic megacolon. Findings on CT scan diagnostic of toxic megacolon include dilated transverse colon, loss of colonic haustrations, segmental parietal thinning,Intraluminal soft-tissue masses.
CT scan
CT scan
- An CT scan may be helpful in the diagnosis of toxic megacolon. Findings on an CT scan diagnostic of toxic megacolon include:[1][2][3][4][5][6][5]
- Dilated transverse colon
- Loss of colonic haustrations
- Segmental parietal thinning
- Intraluminal soft-tissue masses

References
References
- β Moulin V, Dellon P, Laurent O, Aubry S, Lubrano J, Delabrousse E (2011). “Toxic megacolon in patients with severe acute colitis: computed tomographic features”. Clin Imaging. 35 (6): 431β6. doi:10.1016/j.clinimag.2011.01.012. PMIDΒ 22040786.
- β Imbriaco M, Balthazar EJ (2001). “Toxic megacolon: role of CT in evaluation and detection of complications”. Clin Imaging. 25 (5): 349β54. PMIDΒ 11682295.
- β Sayedy, Leena (2010). “Toxic megacolon associatedClostridium difficilecolitis”. World Journal of Gastrointestinal Endoscopy. 2 (8): 293. doi:10.4253/wjge.v2.i8.293. ISSNΒ 1948-5190.
- β Rosenberg M (1976). “Toxic megacolon”. West. J. Med. 124 (2): 122β7. PMCΒ 1130453. PMIDΒ 1246881.
- β 5.0 5.1 Mukai JK, Janower ML (1987). “Diagnosis of pseudomembranous colitis by computed tomography: a report of two patients”. Can Assoc Radiol J. 38 (1): 62β3. PMIDΒ 2953743.
- β Arienti V, Campieri M, Boriani L, Gionchetti P, Califano C, Giancane S, Furno A, Gasbarrini G (1996). “Management of severe ulcerative colitis with the help of high resolution ultrasonography”. Am. J. Gastroenterol. 91 (10): 2163β9. PMIDΒ 8855741.
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Farima Kahe M.D. [2]
