Benign gallbladder diseases: Imaging techniques and tips for differentiating with malignant gallbladder diseases

Figure 20 Gallbladder edema. A: Distention and diffuse mural thickening of gallbladder with mesh-like multilayered wall pattern (arrows) on ultrasound; B: Intact inner mucosal layer and diffusely thickened, low-attenuated subserosal layer on computed tomography; C: Diffusely edematous, thickened gallbladder showing hyperintensity on T2-weighted image.