Definitive diagnosis of the extent of the sinus disease cannot be confirmed without a computed tomography (CT) scan and nasal endoscopy.1a#39;2 During this initial ... The CPT code used for billing office nasal endoscopy procedures is 31231.
|Title||:||Powered endoscopic sinus surgery|
|Author||:||John H. Krouse, Dewey A. Christmas|
|Publisher||:||Bookmantraa.com - 1997-06|