Focal Nodular Hyperplasia in children presenting as acute Cholecystitis.

In this case report, a female child of 10 years old presented with pain epigastrium and with sonographic features of acute cholecystitis. Later on, the focal mass in the liver was diagnosed by Magnetic Resonance Imaging (MRI) examination and proved by the biopsy as focal nodular hyperplasia (FNH), a benign focal response of the liver and a hepatic mass. Although focal nodular hyperplasia is rare mass in children however, Computed Tomography (CT) scan / Magnetic Resonance Imaging (MRI) examination are essential for the diagnosis and can obviate the need for the biopsy and unnecessary surgery.