This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous (Gall Bladder & Bile Ducts), Subject name: Surgery
[{'content': '"Limey bile" is? \nSelect and explain. \nA. Present in the CBD, B. Thin and clear, C. Like toothpaste emulsion in the gall bladder, D. Bacteria rich', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. (c) Like toothpaste emulsion in the gall bladderRef: Harrison 18th ed/2622* It is a complication of chronic cholecystitis.* Calcium salts in the lumen of the gall bladder in sufficient concentration may produce calcium precipitation and diffuse, hazy opacification of bile or a layering effect on plain abdominal radiography.* This so called limey bile or milk of calcium bile, is usually clinically innocuous but cholecystectomy is recommended, especially when it occurs in a hydropic gall bladder.* In the entity called porcelain gall bladder, calcium salt deposition within the wall of a chronically inflamed gall bladder may be detected on the plain abdominal film.', 'role': 'assistant'}]