Enterovesical Fistulae: Aetiology, Imaging, and Management
Figure 4
Colovesical fistula: axial image of contrast enhanced CT of the abdomen and pelvis demonstrates air in the bladder (arrow) and thickened left bladder wall (a); sagittal image shows bladder wall thickening (arrow) adjacent to a loop of thickened sigmoid colon (arrow head) (b).
