PMC3843917_01
Coronal CT image shows a retroperitoneal heterogeneous mass infiltrating the inferior vena cava and the left renal vein.
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F1
This lesion displaced the left renal vein cranially, the abdominal aorta anteriorly and towards the right, and infiltrated the inferior vena cava, the left renal vein, and the left psoas muscle (fig. 1).
PMC3843917_02
Ultrasound longitudinal image shows classic TM of the right testis without focal lesions.
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F2
We performed a scrotal ultrasonography (US) to rule out that this mass was a retroperitoneal metastasis of a primary testicular tumor: US showed bilateral classic TM (defined as more than 5 calcifications scattered throughout the testicle), without a focal lesion (fig. 2).
PMC3843917_03
Coronal T2-weighted MR image shows a large retroperitoneal mass composed by multiple necrotic-colliquative fluid areas with a multilocular appearance.
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F3
PMC3843917_04