Biliary sludge or gallbladder sludge does not ... Gallbladder sludge may be seen during an ultrasound. Usually, an ultrasound would be used when there are symptoms, and it's suspected that the ...

Exclusion of the presence of vasculature in the path of the needle using color Doppler ultrasound ... using a 6 or 8 mm over–the–wire biliary balloon dilator. Following dilation, insertion ...

Tests that can establish the etiology of an attack of acute pancreatitis include endoscopic ultrasound ... is only an increased suspicion for a biliary cause of pancreatitis, and no definitive ...