Figure 10b. Emphysematous pancreatitis in a 68-year-old woman. (a) Digital scout image from a CT scan demonstrates a mottled collection of gas bubbles in the midportion of the upper abdomen and extending into the left upper quadrant. (b, c) Contrast-enhanced CT scans obtained at the same level as a show gas surrounding the body and tail of the pancreas (arrows in b) and extending more cephalad within the anterior pararenal space (c). There are extensive inflammatory changes involving the surrounding fat (arrows in c).