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. Author manuscript; available in PMC: 2014 Jan 1.
Published in final edited form as: Radiol Clin North Am. 2013 Jan;51(1):69–88. doi: 10.1016/j.rcl.2012.09.005

FIGURE 13. Persistently thickened fold at CTC.

FIGURE 13

FIGURE 13

FIGURE 13

FIGURE 13

Prone (A and B) and supine (C and D) CTC images show a thickened sigmoid fold that appears almost mass-like at 2D. The smooth thickening appears to be related to a point of slight twisting or torsion. Note the fat extending into the fold on B, which excludes an infiltrating cancer.