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Tumor metastasis to an oncocytoma
1Department of Pathology, Faculty of Medicine, Hacettepe University, Ankara, Turkey. altinok@superonline.com
Scandinavian Journal of Urology and Nephrology
|January 15, 2000
Abstract:
A case of squamous carcinoma of the lung metastatic to a renal oncocytoma is described. The terms "tumor-to-tumor metastasis" and "collision tumor" for describing the existence of two neoplasms in the same location are discussed.