15.Antrochoanal polyp is characterized by:
High-Yield Explanation
C and D Nasal polyos are non neoplastic mases of edematous nasal or sinus mucosa.They do not bleed on touch. Recurrence is uncommon in case of antrochoanal polyp Antrochoanalpolyps arise from maxillary antrum and then grow into choana and nasal cavity Ref Dhingra 6/e p 174,175