of the following are risk factors for the formation of gallstones except:

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Quizplus · Accepted Answer

Head injuries are not a recognized risk factor for gallstone formation. Long-term parenteral nutrition, clofibrate use, and rapid weight loss are all risk factors for gallstone formation. Head injuries are not a known risk factor for the formation of gallstones. The other options listed are all known risk factors. Long-term parenteral nutrition can lead to a decrease in bile flow and increased cholesterol in the bile, clofibrate use can increase cholesterol saturation in the bile, and rapid weight loss can lead to an imbalance in bile components and increased cholesterol in the bile.

Of the Following Are Risk Factors for the Formation of Gallstones