Ultrasound signs | Number (N = 66) | Percentage (%) |
Thick vesicular wall (>3 mm) | 50 | 75.76 |
Vesicular distension | 50 | 75.76 |
Positive ultrasound Murphy | 47 | 71.21 |
Vesicular sludge (biliary sludge) | 12 | 18.18 |
Peri-vesicular effusion | 4 | 6.06 |