Bile pigment stones的用法和样例：
- Pigment stones is a kind of common bile cholelithiasis in our country.
- bile pigment stone
- Effect of Acupoint-injuction on a Part of Enzymes of the Liver in the Guinea Pig Bile Pigmental Stone Model
- There was higher unconjugated bilirubin content in the bile surrounding pigment stones, and decreased ratio of CA/CDCA and increased amount of metal elements such as Mg, Cu and Fe, but amounts of calcium in bile of both groups were similar.
- Bacteria or bile pigment may serve as a nidus for crystal formation.