In 13 patients who failed ETGBD, 11 underwent bile duct drainage during the same session; nine patients underwent gallbladder decompression by other methods, such as percutaneous drainage. 
HERM
In 13 patients who failed ETGBD, 11 underwent bile duct drainage during the same session; nine patients underwent gallbladder decompression by other methods, such as percutaneous drainage. 
THERM