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What is Cholesterol Stone made up of: and explain in detail?
Ans. (b) Crystalline Cholesterol MonohydrateRef: Bailey and Love 27th Edition Page 1198, Surgery Sixer 3rd Edition Page 579Composition of Each StonesCholesterol Stones:* Cholesterol Stones are formed by Nucleation of Cholesterol Monohydrate crystals from multilamellar vesicles.* MC type of Gall stone in Western CountriesPigment Stones:* Contains < 30% Cholesterol* Brown pigment stone- composed of calcium bilirubinate, calcium palmitate and calcium stearate as well as cholesterol.* Black pigment stone- composed of Largely Insoluble Bilirubin pigment Polymer mixed with Calcium Phosphate and Calcium Bicarbonate