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Radiology of the Hepatobiliary System. O.Melih Topcoglu M.D. Yeditepe University Medical School. Outline. Liver Gall bladder , intra-extra hepatic bile ducts Spleen Pancreas. Hepatobiliary System. Liver Gall bladder , intra-extra hepatic bile ducts Spleen Pancreas.
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Radiology of theHepatobiliarySystem O.MelihTopcogluM.D. Yeditepe UniversityMedical School
Outline Liver Gallbladder, intra-extrahepatic bile ducts Spleen Pancreas
HepatobiliarySystem Liver Gallbladder, intra-extrahepatic bile ducts Spleen Pancreas
HepatobiliarySytem • Imagingmodalities: • Ultrasonography • ComputedTomography • MagneticResonanceImaging • MagneticResonancecholangiopancreatography (MRCP)
Contrast material • CT: Iodine based contrast material • MR: Gadolinium based contrast agent • 100% renal excretion • MR: Hepatospecific contrast material • 60% biliary and 40% renal excretion
Phasic imaging • Arterial phase • Portal venous phase • Hepatobiliary phase
Liver diseases Focal liver lesions Diffuse liver lesions Hepatic fibrosis Hepatosteatosis Hemochromatosis Hepatitis Budd-Chiari syndrome Cirrhosis • Simple cysts • Hemangioma • Hydatic cysts • Abscess • Adenoma • Focal nodular hyperplasia • Hepatocellular carcinoma • Cholangiocarcinoma • Metastases
Biliary system • Gall-bladder • Intra- and extrahepatic biliary tracts