Metastasis in the nasal cavity and paranasal sinuses are rare. The most common tumor that produces them is clear cell renal carcinoma. The objective of the study is to determine the incidence of metastases in the nasal cavity and paranasal sinuses among malignant rhinosinusal tumors in our patient poblation and survival after rhinosinusal metastasis treatment. The medical records of all patients who had malignant rhinosinusal tumors diagnosed and treated in the hospital Italiano of Buenos Aires ...