Review of clinical cases of internal organ metastases into the skin of the head and neck

Metastases of malignant tumors the internal organs into skin rarely occur, on average in 1–10 % cases. They can be first manifestation process absence signs main disease or show progression confirmed cancer. The article presents clinical cases metastases renal cell carcinoma and adenocarcinoma head neck which currently is rare. Skin are variable their manifestation. In presented cases, resection lesions was required as symptomatic treatment.