<prompt> All of the following are treatments of multiple bilateral ethmoidal polyps except-Functional endoscopic sinus surgeryIntranasal ethmoidectomyExtranasal ethmoidectomyCaldwll Luc Surgery  <response>: 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. 