Renal Sinus Fat Invasion and Tumoral Thrombosis of the Inferior Vena Cava-Renal Vein: Only Confined to Renal Cell Carcinoma

Figure 2

(a–d) Precontrast axial T1W fat-saturated (a), early arterial (b), late arterial (c), and portal venous phase (d) images show slightly increased enhancement in fatty areas of subcapsular portion in portal phase (thin arrow). However, nonadipose component of E-AML is not avidly enhancing in the postcontrast images (thick arrows).

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