Melanoma maligno como complicación de trasplante renal tratado con interferón alfa-2b

male patient of 41 years, type 1 diabetes, renal transplant immunosuppressive treatment, history of squamous cell carcinoma spleen in situ treated by surgery with free margins, submitted in 2007 hyperpigmented nodular lesion in the left chest, was performed exéresis with histopathology june 2008: melanoma clark iii, breslow 4mm, sentinel node negative.. left pectoral classified as clark iii melanoma breslow 4mm stadium ii (pt4an0m0) may 2008 with multiple liver reactivation metastases, in november 2009 have gastric symptoms with imaging studies reported multiple nodular liver lesions type metastatic liver biopsy of metastatic melanoma and in right lung december 2009, was treated with temozolomide given immunocompromised patient treated with single kidney and low creatinine clearance with limited platinum-based chemotherapy received three cycles, showing progression of clinical disease and imaging, get second line with interferon alfa-2b dose modified, evolving torpidamente and died from liver failure complicated by encephalopathy and exacerbation of chronic renal failure.