Journal List > Korean J Urol > v.47(1) > 1069765

Lee, Yang, Lee, Oh, and Hong: Contralateral Testicular Single Metastasis from Renal Cell Carcinoma

Abstract

Approximately one-third of all patients with renal cell carcinoma have metastases at the time of diagnosis. Metastasis of renal cell carcinoma (RCC) to the testis is a rare finding. The cases of testicular metastasis from renal cell carcinoma that have been reported in the literature are predominantly ipsilateral, and they are invariably found on the left side through the retrograde venous spread along the gonadal artery. We experienced a case of contralateral testicular metastasis from a right side renal cell carcinoma, so we discuss the clinical feature and pathophysiology of this case with a review of the related literature.

Figures and Tables

Fig. 1
Inhomogeneous right side renal tumor.
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Fig. 2
Heterogeneous echogenic mass with tortuous and dilated blood vessels, and fluid collection around the mass is also seen.
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Fig. 3
The well circumscribed variegated solid mass measuring 5×3.5cm.
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Fig. 4
(A) Renal cell carcinoma (RCC) of the clear cell type in the right kidney. (B) The same histologic features are seen in the left testis.
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