Figure 8b. Adrenocortical carcinoma in a 45-year-old woman with a history of hypertension. (a) Contrast-enhanced CT scan demonstrates a large, heterogeneously enhancing mass in the right suprarenal region (arrow) with extension into the IVC (*). (b) Sagittal thin-section reformatted image elegantly demonstrates tumor extension into the IVC and right atrium (arrow).