2105

View Abstract / View Presentation

Hepatocellular Adenoma: Radiology-Pathology Subtype Associations with Hepatobiliary Phase MRI

Alix C Hopp¹, Carolyn Mead-Harvey², and Alvin C Silva¹
¹Radiology, Mayo Clinic Arizona, Phoenix, AZ, United States, ²Mayo Clinic Arizona, Phoenix, AZ, United States

Retrospective analysis of gadoxetic acid-enhanced MRI of patients with pathologic diagnosis of hepatic adenoma demonstrates that up to 18% can demonstrate iso-/hyperintensity in the hepatobiliary phase, more likely heterogeneous, with the highest prevalence among the β-catenin subtype.

Example of classic predominantly hypointense HBP of a I-HCA

Examples of atypical homogeneously hyperintense HBP of I-HCA and homogeneously isointense HBP of I-HCA