Residual biliary stone removal using basket

Residual biliary stone can be effectively treated by nonoperative procedure using steerable catheter andbasket in the recent year. We analysed the 27 cases of residual biliary stone, which were refered to radiologydepartement of Yonsei University during last 2 years, from June 1982 to June 1984. The results as follows; 1. Thelocation of residual stones are extrahepatic in 14 cases (51.9%), intrahepatic in 5 cases(18.5%) and both intraand extrahepatic duct in 8 cases(29.6%). 2. In 13 of 27 cases(48.1%) were required multiple sessions. 3.Fragmentation of stone was done in 16(59.3%) in 27 cases. 4. Success rate in extrahepatic duct is 13 in 14casese(92.6%), intrahepatic duct 3 cases in 5(60%), and both intra and extrahepatic duct 7 in 8 cases(87.5%).Overal success rate in 27 cases is 85.2%