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  Indian J Med Microbiol
 

Figure 1: (a) Supine and (b) upright plain abdominal radiographs. The "thumbprinting" sign corresponding to thickened haustra (arrowheads in a) is seen throughout the transverse colon, indicating a marked thickening condition involving most of the large bowel, associated with some enteric air-fluid levels (arrows in b)

Figure 1: (a) Supine and (b) upright plain abdominal radiographs. The