Cannon lecture. The impact of radiology on hepatology.

Because of remarkable advances in diagnostic imaging and the development of a variety of useful interventional techniques, radiology now plays a central role in the diagnosis and treatment of patients with hepatic disease. These include focal, vascular, and metabolic liver diseases, abnormalities of the biliary tract, and conditions associated with hepatic transplantation. Thus, optimal care of patients with liver disease now requires that there be close cooperation between the two specialties.