Which imaging modality is better in diagnosis of perforated gallbladder?
CT of the abdomen
The gallbladder wall is disrupted and is in direct communication with a low-attenuation fluid collection tracking superiorly in a perihepatic distribution and inferiorly along the right paracolic gutter.
The gallbladder mucosa shows wall thickening and interrupted enhancement. Associated pericholecystic fat stranding extending to the porta hepatis. There is mild free fluid is seen in the peritoneal cavity.
Multiple renal cysts, bilaterally.