Crohn's Disease and Gallstones (Black vs Cholesterol)

Hey guys, Rounding out near the end of the block and am stumped by a robbins questions. Basically pt has cholesterol stones and I narrow it down to: - hyper-secretion of biliary cholesterol - ileal resection from Crohn's I pick ileal resection from Crohn's because I've learned that bile acids are recirculating and the lack of the bile acids creates opportunity for oversaturation by cholesterol. Answer key differs, indicating according to Robbins that ileal involvement is a risk factor for... Crohn's Disease and Gallstones (Black vs Cholesterol)
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