Most common benign tumor of paranasal sinuses?: (A) Papilloma, (B) Osteoma, (C) Warts, (D) Fibroma
Answer is B. Ans. is 'b' i.e., Osteoma * Osteoma of the frontal sinus - Most common benign tumour arising in the nasal sinuses.* The osteoma arises from the floor of the frontal sinus near the midline.