Presentation
Painless right upper quadrant mass ?enlarged liver.
Patient Data
Age: 75 years
Gender: Male
From the case:
Gallbladder sludge
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Longitudinal

Distended gall bladder containing echogenic, gravity dependent, mobile, biliary sludge with calculi. No specific features of cholecystitis ie no wall thickening or surrounding edema (nor pain on ultrasound probing of the fundus).