CT imaging of focal nodular hyperplasia: key features to prevent misdiagnosis

Part 1 of a CTisus educational series reviews the characteristic CT findings of focal nodular hyperplasia (FNH), emphasizing imaging features that allow radiologists to confidently distinguish this benign liver lesion from malignancy and avoid unnecessary interventions.

• Educational video resource based on expert review and case examples, not a prospective study (n not applicable).
• Reviews hallmark features including homogeneous arterial enhancement, central scar, and iso- or hyperattenuation on portal venous phase.
• Key limitation: purely educational format; diagnostic performance metrics are not provided or tested.

RadPigeon summaries are original and for information only. They are not clinical advice.