A study on the changes of compositions and ultrastructure of diss- olved pigment gallstones by means of chemical analysis, atomic absorp- tion spectrophotometry and scanning electromicroscopy is reported.

• 应用化学分析、原子吸收光谱及扫描电镜,研究胆色素类结石经复方桔皮油乳剂溶解后的成分及超微结构变化。