PMC3114614_01
Ultrasound of the left testis showing scattered microcalcifications.
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F1
Scrotal ultrasonography revealed a normal right testis and atrophic left testicle with heterogeneous architecture and scattered microcalcifications (fig. 1).
Abdominal CT scan showing a retroperitoneal mass on the left side of the aorta compressing the left renal vein.
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F2
Abdominal computed tomography (CT) revealed a left retroperitoneal mass 5-6 cm in diameter with a cystic and solid component extending from below the left renal vein down to the bifurcation of the aorta (fig. 2).
a Histopathology of the left testis showing a well-demarcated central scar lesion with hyalinized seminiferous tubules (HE stain), b Histopathology of the left retroperitoneal mass showing seminomatous germ cells infiltrating a retroperitoneal lymph nodes (HE stain, x10).
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F3
Immunohistochemistry was positive for PLAP, Oct 4, and CD117, and negative for LCA, CD3, CD15, CD20, and CD 30 (fig. 3a, b).