Cholesterol works as a repairing device to help heal abrasions or envelope foreign objects throughout the body, particularly when collagen is deficient. Why would it not also apply in the gall bladder. Why would it distinguish between an abrased artery or a malfunctioning gallbladder filled with stagnated bile or parasite infestation? Cholesterol is produced in the liver,why would it exclude the adjacent gallbladder?