Fig. 1
![Fig. 1](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs40792-018-0515-3/MediaObjects/40792_2018_515_Fig1_HTML.png)
Enhanced computed tomography scan (CT) on admission. a CT shows a slightly enhanced and thickened appendiceal wall (arrow). Although the ileum is slightly dilated, intestinal obstruction cannot be detected. b CT also shows ascites at the recto-vesical pouch