Risk Factors for Recurrence after Surgical Resection of Sinonasal Inverted Papilloma

Abstract

Introduction Sinonasal inverted papilloma (SNIP) is a rare benign epithelial tumor of the nasal cavity and paranasal sinuses that accounts for 0.4% and 4.7% respectively, of all tumors of this anatomical region.

Keywords

• sinonasal inverted papilloma
• Schneiderian papilloma
• recurrence
• endoscopic resection
• Krouse classification