Biliary sludge

Biliary sludge
Other namesGallbladder sludge, Microcrystalline disease, Biliary sediment, Thick bile, Biliary sand, biliary gravel
Abdominal ultrasonography showing biliary sludge and gallstones
SpecialtyGastroenterology

Biliary sludge refers to a viscous mixture of small particles derived from bile. These sediments consist of cholesterol crystals, calcium salts, calcium bilirubinate, mucin, and other materials.