Courvoisier's law is related to -

Ans. is 'a' i.e., Jaundice Courvoisier's law states that in the presence of an enlarged gall bladder which is nontender and accompanied with jaundice the cause is unlikely to be gallstones. This is because gall stones are formed over a longer period of time, and this result in a shrunken, fibrotic gall bladder which does not distend easily. In contrast, the gall bladder is more often enlarged in pathologies that cause obstruction of the biliary tree over a shoer period of time such as malignancy of bile duct, pancreas, leading to passive distention from backpressure.