Figure 5. Lateral conal fascial thickening. 60-year-old man with 4-day history of peri-umbilical pain radiating to the right iliac fossa. CT with intravenous contrast medium shows a distended retrocaecal appendix with an enhancing wall (single arrow), together with thickening of the lateral conal fascia (paired arrows). c, caecum.

Return to article