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Sunitinib is an orally active multi-targeted tyrosine kinase inhibitor that exerts its antitumor effects primarily through the selective inhibition of VEGF. Novel targeted therapies such as sunitinib have transformed the treatment of advanced metastatic renal cell carcinomas, particularly those with clear cell histology. Here, our experience in patients with non-clear cell kidney cancer treated as part of the sunitinib Expanded Access Program is reported. This was a retrospective assessment of 21 patients with non-clear cell renal cell carcinoma who were treated with oral sunitinib 50 mg/day in repeated 6 weekly cycles (4 weeks on and 2 weeks off). Disease assessment and physical examination were recorded at baseline and tumor assessments were performed every 3 months, according to Response Evaluation Criteria In Solid Tumors. The primary outcome measure was progression-free survival …