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ORIGINAL ARTICLE Prevalence, Characteristics, and Fate of Intrahepatic Nontumorous Arterioportal Shunts on MRI in Patients With Hepatic Steatosis Natasha E. Wehrli, MD,* Thais C. Mussi, MD,*Þ and Andrew B. Rosenkrantz, MD* entiation from small hepatocellular carcinoma (HCC). However, Objective: To assess the frequency, characteristics, and fate of arter- studies that have used either follow-up imaging or pathologic ioportal shunts in patients with hepatic steatosis and to compare this to correlation have demonstrated benignity for the large majority the frequency in patients without liver disease. of foci of enhancement identified only during the arterial phase Methods: Eighty-four patients with hepatic steatosis but no other 1,6 in cirrhotic patients. known liver disease and who underwent 2 abdominal magnetic reso- In addition to cirrhosis, arterioportal shunts have been nance imaging (MRI) examinations at least 1 year apart formed one described in association with liver trauma or instrumentation as study cohort. Eighty-four subjects without steatosis or other known well as in association with both benign and malignant hyper- liver disease and who also underwent 2 MRI examinations at least 1 year 3Y5 vascular liver lesions. It is also possible for arterioportal apart formed a control group. Two radiologists evaluated the initial shunts to
Journal of Computer Assisted Tomography – Wolters Kluwer Health
Published: Jul 1, 2012
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