Percutaneous exchange of biliary drainage catheter (eg, external, internal-external, or conversion of internal-external to external only), with removal of calculi/debris from biliary duct(s) and/or gallbladder, including destruction of calculi by any method (eg, mechanical, electrohydraulic, lithotripsy) when performed, including diagnostic cholangiography(ies) when performed, imaging guidance (eg, fluoroscopy), and all associated radiological supervision and interpretation
percutaneous exchange of biliary drainage catheter (eg, external, internal-external, or conversion of internal-external to external only), with removal of calculi/debris from biliary duct(s) and/or gallbladder, including destruction of calculi by any method (eg, mechanical, electrohydraulic, lithotripsy) when performed, including diagnostic cholangiography(ies) when performed, imaging guidance (eg, fluoroscopy), and all associated radiological supervision and interpretation
Percutaneous exchange of biliary drainage catheter (eg, external, internal-external, or conversion of internal-external to external only), with removal of calculi/debris from biliary duct(s) and/or gallbladder, including destruction of calculi by any method (eg, mechanical, electrohydraulic, lithotripsy) when performed, including diagnostic cholangiography(ies) when performed, imaging guidance (eg, fluoroscopy), and all associated radiological supervision and interpretation
percutaneous exchange of biliary drainage catheter (eg, external, internal-external, or conversion of internal-external to external only), with removal of calculi/debris from biliary duct(s) and/or gallbladder, including destruction of calculi by any method (eg, mechanical, electrohydraulic, lithotripsy) when performed, including diagnostic cholangiography(ies) when performed, imaging guidance (eg, fluoroscopy), and all associated radiological supervision and interpretation