This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Anatomy
[{'content': 'On 7th postoperative day after laparoscopic cholecystectomy, patient developed right upper abdominal pain and 10 cm*8cm collection. Treatment consists of \nSelect and explain. \nA. Immediate laparotomy, B. Percutaneous drainage, C. Laparotomy and surgical exploration of bile duct and T-tube inseion, D. Roux-en-Y hepaticojejunostomy', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Goals of therapy in Iatrogenic bile duct injury Control of infection limiting inflammation: Parenteral antibiotics Percutaneous drainage of peripoal fluid collection Clear and thorough delineation of entire biliary anatomy MRCP/PTC ERCP (especially if cystic duct stump leak suspected) Re-establishment of biliary enteric continuity Tension free, mucosa - to-mucosa anastomosis Longterm transanastomotic stents if involving bifurcation of higher Roux-en-Y hepaticojejunostomy Ref: Sabiston 20th edition Pgno :1503', 'role': 'assistant'}]