Use of the diameter of the common bile duct as an indirect indicator of choledocholithiasis when the gallbladder is in situ has also been used. Diameters of 3 mm to 6 mm are considered to be normal.
El paso de cálculos a la vía biliar o su formación in situ se denomina coledocolitiasis, una complicación que se puede presentar en un 3-10% de los pacientes llevados a colecistectomía 1.