9% of population have adrenal adenomas
1. Adenomas contain lipid and will be of low attenuation at unenhanced CT.
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Caoili EM, Korobkin M, Francis IR, et al. Adrenal masses: characterization with combined unenhanced and delayed enhanced CT. Radiology 2002; 222:629-33. [Related Records]
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Szolar DH, Kammerhuber FH. Adrenal adenomas and nonadenomas: assessment of washout at delayed contrast-enhanced CT. Radiology 1998; 207:369-75. [Related Records]
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Korobkin M, Brodeur FJ, Yutzy GG, et al. Differentiation of adrenal adenomas from nonadenomas using CT attenuation values. AJR 1996; 166:531-536. [Related Records]
Resources: Management of the clinically inapparent Adrenal Mass "Incidentaloma" NIH State-of-the-Science Conference Feb 4-6, 2002.
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