Leiomyosarcoma of the Renal Vein Mimicking a Primitive Renal Cell Carcinoma: Case Report of an Unusual Presentation

<div>Abdominal computerized tomography scan showing (a) a heterogeneous mass occupying the right kidney (arrowhead). (b) The mass seems to arise from the renal parenchyma (arrowhead) and to extend into the renal vein lumen while compressing the inferior vena cava (arrow).</div>

Case Reports in Pathology

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Figure 1

Figure 1: Leiomyosarcoma of the Renal Vein Mimicking a Primitive Renal Cell Carcinoma: Case Report of an Unusual Presentation 