Diagnosis is typically confirmed by abdominal ultrasound. Other imaging techniques used are ERCP and MRCP.<unk>  complications may be detected on blood tests. On abdominal ultrasound, sinking<unk> s usually have posterior acoustic shadowing. In floating<unk> s, reverberation echoes (or comet-tail artifact) is seen instead in a clinical condition called adenomyomatosis. Another sign is wall-echo-shadow (WES) triad (or double-arc shadow) which is also characteristic of<unk> s. A positive Murphy's sign is a common finding on physical examination during a gallbladder attack. File:Gallstones.A 1.9 cm<unk>  impacted in the neck of the gallbladder and leading to cholecystitis as seen on ultrasound. There is 4 mm gall bladder wall thickening. File:Ultrasonography of sludge and<unk> s, annotated.Biliary sludge and<unk> s. There is borderline thickening of the gallbladder wall. File:StonesXray.Gallstones as seen on plain X-ray File:LargeGstoneMark.Large<unk>  as seen on CT File:UOTW 8 - Ultrasound of the Week 1.A normal gallbladder on ultrasound with bowel peristalsis creating the false appearance of stones
Gallstone
Peptic ulcer disease
Biliary sludge
Breast pain
Hepatolithiasis
Gallbladder polyp
Ascites
Common bile duct stone