Describes a young man with a history of renal cell carcinoma (RCC) who presented with cutaneous metastases of unusually large size with a rapid and fatal clinical course. Presence of red-purplish masses; Consistency with the diagnosis of cutaneous metastases or renal cell adenocarcinoma; Hypochromic anemia; High levels of serum creatinine, urea nitrogen and uric acid; Presence of multifocal lung metastases.