Esthesioneuroblastoma arises from:: (A) Olfactory epithelium, (B) Ethmoid sinus, (C) Maxillary sinus, (D) Sphenoid sinus
Answer is A. Ans. (a) Olfactory epitheliumRef: Dhingra's ENT 6th edJ 204* Esthesioneuroblastoma usually arise from the olfactory epthelium . It's a rare tumor of any age group .* Presentation of tumor: cherry red, polypoidal spots mass in upper third of nasal cavity. It is a vascular tumor that bleeds profusely on biopsy.