Fig. 1
From: Porta hepatic schwannoma: case report and a 30-year review of the literature yielding 15 cases
Abdominal CT and MRI findings of the patient. a Plain CT scan revealed a 4.0 × 3.2 × 3.0-cm hypodense mass in the porta hepatis (black arrow). b Enhanced CT scan revealed a mildly enhanced mass in arterial phase (black arrow). c Moderately enhanced mass in portal phase (black arrow). d MRI revealed a 4.0 × 3.0-cm mass in the sagittal section (black arrow). e Low signal intensity in T1-weighted imaging (black arrow). f High signal intensity in T2-weighted imaging (black arrow)