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The efficacy and safety of preoperative cholangiography via percutaneous transhepatic gallbladder drainage (PTGBD) for difficult laparoscopic cholecystectomy (LC)
Percutaneous transhepatic gallbladder drainage (PTGBD) is an important procedure for initial treatment of severe acute cholecystitis (AC) that is contraindicated for early laparoscopic cholecystectomy (LC). We...