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Radiology of the Hepatobiliary System

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 the Hepatobiliary System

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  1. Radiology of theHepatobiliarySystem O.MelihTopcogluM.D. Yeditepe UniversityMedical School

  2. Outline Liver Gallbladder, intra-extrahepatic bile ducts Spleen Pancreas

  3. HepatobiliarySystem Liver Gallbladder, intra-extrahepatic bile ducts Spleen Pancreas

  4. HepatobiliarySytem • Imagingmodalities: • Ultrasonography • ComputedTomography • MagneticResonanceImaging • MagneticResonancecholangiopancreatography (MRCP)

  5. What is ultrasound?

  6. 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

  7. Phasic imaging • Arterial phase • Portal venous phase • Hepatobiliary phase

  8. Cirrhosis

  9. 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

  10. Biliary system • Gall-bladder • Intra- and extrahepatic biliary tracts

  11. Mirizzi syndrome

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