비강에서 발생한 비타액형 비장형 저악성 선암종

Malignant tumors of the nasal cavity and paranasal sinuses are rare tumor of head and neck accounting for less than 1% of all head and neck malignancies and adenocarcinomas of various types accounting for 10 to 20% of primary neoplasms. Adenocarcinomas of the nasal cavity and paranasal sinuses can be classified as salivary and non-salivary types by World Health Organization, the latter are further split into intestinal and non-intestinal types. The majority of the non-intestinal type adenocarcinomas are of a histological low-grade and they show an excellent prognosis. We present the clinical feature, pathology, treatment, and prognosis of the non-intestinal sinonasal adenocarcinoma with a review of the literature. (J Clinical Otolaryngol 2016;27:349-353)