PMC5436013_01
Ultrasound images showing a right testicular mass.
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In August 2016, due to scrotal pain, the patient underwent scrotal ultrasonography and was diagnosed with a 4 x 5 cm mass in the right testis (Fig. 1).
Microscopic section of right testicular metastasis from renal cell carcinoma. a x100, b x200.
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Pathologic study revealed metastatic RCC (Fig. 2).