Choanal polyp of sphenoid sinus origin is a rare entity and it may be depileve easy clean confused with antrochoanal polyp because it presents in a similar manner to antrochoanal polyp.Computerized tomography and nasal endoscopy are used in the diagnosis of these masses.Simple polypectomy, which leaves some part of polyp inside the sphenoid sinus, carries a high risk of recurrence.We present a case of choanal polyp of sphenoid sinus origin who was operated Latest Product Releases & Innovations – Stay Updated! by endonasal endoscopic approach and the literature was reviewed.