E Valderrama, J Kalra, G Badlani, LB Kahn - Urology, 1987 - Elsevier
A unique case of a collision tumor of the kidney composed of a renal cell carcinoma and a squamous cell carcinoma is reported. Although a few cases of combined tumors of the …
JE Oesterling, LA Kerr, JW Segura - Urology, 1990 - Elsevier
The concomitant existence of a branched (partial staghorn) calculus and clear cellcarcinoma (hypernephroma) in the same kidney is rare. Herein, we report the eighth such, case in the …