[Nephrogenic clear cell carcinoma of nasal cavity：a case report]

SummaryRenal clear cell carcinoma（RCCC） is the most common type of renal cell carcinoma, but metastasis to the nasal cavity is extremely rare. A case of RCCC to the nasal cavity and paranasal sinuses was reported. The early clinical manifestations of this case were intermittent epistaxis and subsequent massive epistaxis. Imaging examination revealed that there were masses in the nasal cavity and paranasal sinus, accompanied by bleeding and destruction of the skull base. Renal CT examination showed a tumor in the right kidney, and considered the patient suffering from renal cell carcinoma. The patient underwent a nasal side incision to remove the tumor, the patient's pathological return; nasal nephrogenic clear-cell carcinoma.