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What is A 40yr old patient came in emergency depament with abdominal colic and features of obstructive jaundice Her cous and liver enzymes were elevate A USG was done and gallbladder was scleroatrophic and CBD was impacted with stones along with IHBR dilation Which is the next step in the MANAGEMENT of this patiemnt and explain in detail?
REF : DAVID SUTTON 9TH ED