Answer- C. Pigtail inseion and drainageThis patienl is most likely having a biliary leak from the cystic duct stump, which has formed a large 5 x 5 cm collection.Such a patient needs to be managed with intravenous antibiotics as well as drainage of the collections (as it acts as source of injection). Ultrasound guided pigtail inseion is the easiest method to obtain adequate drainage of the bile leak.
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