An ultrasound may show the gallbladder walls are thickened, there is excess fluid or sludge in the gallbladder (a thickened liquid that may be the beginnings of gallstones), or that the ...

The diagnosis of gallbladder sludge was made by ultrasound scan in 286 (1.7%) of 17,021 patients. The mean follow-up period for these patients was 20.3 +/- 11.5 mo. Of this group 56 patients were ...