The ... adrenal shows a nodular change, diameter ... mm. Unenhanced attenuation is ... HU (<10 HU is consistent with adenoma). After administration of iv contrast the attenuation measures ... HU after 60 s, and ... HU after 15 min. This gives an absolute washout of ... % (> 60% is suggestive of an adenoma) and a relative washout of ... % (> 40% is suggestive af an adenoma).
CONCLUSION:
Nodular lesion of ... mm in the ... adrenal, consistent with adenoma.