Colonic Abnormalities on CT in Adult Hospitalized Patients with Clostridium difficile Colitis: Prevalence and Significance of Findings
Lorraine Ash1,
Mark E. Baker1,
Charles M. O'Malley, Jr.1,
Steven M. Gordon2,
Conor P. Delaney3 and
Nancy A. Obuchowski4
1 Division of Radiology/Hb 6, The Cleveland Clinic Foundation, 9500 Euclid Ave.,
Cleveland, OH 44195.
2 Department of Infectious Disease, The Cleveland Clinic Foundation, Cleveland,
OH 44195.
3 Department of Colorectal Surgery, The Cleveland Clinic Foundation, Cleveland,
OH 44195.
4 Department of Biostatistics and Epidemiology, The Cleveland Clinic Foundation,
Cleveland, OH 44195.

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Fig. 1 35-year-old Clostridium difficile-positive man with
negative CT. CT through mid abdomen shows normal colon wall.
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Fig. 2 65-year-old Clostridium difficile-positive woman with
positive CT. CT through mid abdomen shows diffusely thickened colonic wall
with target sign (white arrow).
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Fig. 3 53-year-old Clostridium difficile-positive woman with
isolated left colonic involvement. CT through midabdomen shows markedly
thick-walled descending colon with sparing of right colon.
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Fig. 4 59-year-old Clostridium difficile-positive man with
isolated right colonic involvement. CT through midabdomen shows markedly
thick-walled right colon with sparing of left colon. There is also nodular
fold thickening in cecum (white arrow).
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Copyright © 2006 by the American Roentgen Ray Society.