图中微黄绿色的色素积聚为胆汁。这通常由肝外胆道阻塞所引起。但肝细胞损伤时，胆汁在肝脏中积聚（称为胆汁淤积)。
The yellowish-green accumulations of pigment seen here are bile. Most often this is due to extrahepatic biliary tract obstruction. However, bile may also accumulate in liver (called cholestasis) when there is hepatocyte injury.
