Fig. 1From: Imaging features of adrenal massesAdrenal adenoma of a 45-year-old woman. Unenhanced CT (a) shows a left adrenal mass (arrow) with lower attenuation values than 10 HU. Axial T1-weighted in-phase (b) and out-of-phase (c) gradient recalled echo MR images show prominent loss of signal on out-of-phaseBack to article page