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Radiology.Academy.Sk

Adrenal masses

Adenoma

Fat density on CT, homogeneous on US




Myelolipoma

Fat, hyperechoic, partial shadowing




Pheochromocytoma

Large, vascular, heterogeneous; 10% mlg, 10% extra-adrenal (organ of Zuckerandl - paraaortic sympathetic plexus between IMA and bifurcation), 10% bilateral, 10% MEN




Lymphoma

Non-Hodgkins, bilateral in 50%; solid, hypoechoic




Hemorrhage

Trauma, coag disorders, sepsis; hyperechoic to complex cystic and solid




Carcinoma

Rare, very large, solid; children, Cushing sy, necrosis, hemorrhage, calcs




Metastasis

Bronchogenic ca, breast, lymphoma