Fig. 4From: Ascending aorta pseudoaneurysm simulating mediastinal lymphoma in computed tomography, a possible diagnostic error: a case reportComputed tomographic scans. a Periaortic area shows maximum enhancement, 127 HU (Hounsfield Unit) in portal phase (70 seconds) with slow and progressive washout in late phase (b; 94 HU (Hounsfield Unit))Back to article page