Answer of May 2003

Clinical History:

Right upper abdominal pain for 2 days associated with vomiting.

                                           Figure 1

                                           Figure 2

                                           Figure 3

Diagnosis:

Acute cholecystitis

Figure 1, 2 and 3: CT abdomen shows distended gallbladder with multiple small gallstones. The gallbladder wall is ill-defined. There are pericholecystic fluid, and increased surrounding fatty stranding.