Cholangiography fasaha ce ta likitanci da ake amfani da ita don ganin bile ducts. Ya ƙunshi allurar wakili mai bambanci a cikin ɗigon bile, wanda ke ba da damar ganin su akan X-ray, CT scan, ko MRI. Wannan hanya na iya taimakawa wajen gano yanayi kamar toshewa, kumburi, ko ciwace-ciwace a cikin bile ducts. Kalmar "cholangio" tana nufin bile ducts, kuma "graphy" yana nufin yin rikodi ko rubuta. Saboda haka, cholangiography a zahiri yana nufin yin rikodin ko rubuta hotunan bile ducts.