Tumori
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To evaluate the efficacy of postoperative irradiation in renal cell carcinoma. ⋯ Multi-institutional prospective randomized trials using modern radiotherapy techniques such as conformal radiotherapy and intensity-modulated radiotherapy are necessary to evaluate the real role of radiotherapy and its effect on survival in renal cell carcinoma, especially in selected patients with a high risk of local or regional failure.
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Lymphatic mapping and sentinel lymph node biopsy provide important prognostic data in patients with early stage melanoma and are crucial in guiding the management of the tumor. We report our experience with lymphatic mapping and sentinel lymph node biopsy in a group of patients with primary cutaneous melanoma and discuss recent concepts and controversies on its use. ⋯ Our study confirms that lymphatic mapping and sentinel lymph node biopsy allow accurate staging and yield relevant prognostic information in patients with early stage melanoma.