Sinonasal Ringertz Tumor

Inverted papilloma is a benign epithelial tumor characterized by ingrowth into the ectodermal Schneiderian membrane in the nasal cavity and the paranasal sinuses. A 35-year-old male patient presented to our Otorhinolaryngology and Head and Neck Surgery Outpatient Department with complaints of left-sided nasal obstruction for 4 years. Histopathological examination was reported as inverted papilloma. The patient recovered well without any evidence of residual lesion.