All of the following are treatments of multiple bilateral ethmoidal polyps except-

Ans. is 'd' i.e., Caldwll Luc Surgery o Surgical treatment of ethmoidal polyps :1) Functional endoscopic sinus surgery (FESS): Surgery of choice when available.2) Polypectomy : When there are one or two pedunculated polyps.3) Intranasal ethmoidectomy: Indicated when polyps are multiple and sessile.4) Extranasal ethmoidectomy: This is indicated when polyps recur after intranasal procedures.5) Transantral ethmoidectomy: Indicated when infection and polypoidal changes are also seen in the maxillary antrum. In this case antrum is opened by caldwell-Luc approach and the ethmoidal air cells approached through the medial wall of the antrum.