Appendiceal Intraluminal Gas: A CT Marker for Gangrenous Appendicitis

Figure 1

A 64-year-old man with axial (a) and coronal (b) CT abdomen in the portal venous phase showing periappendiceal fat stranding and appendiceal wall hyperenhancement, confirming the clinical suspicion of acute appendicitis. There is a focus of intraluminal gas in the body of the appendix (arrow). Gangrenous appendicitis was confirmed intraoperatively and on subsequent histopathology.

(a)

(b)