Objective Parameters for Evaluating Internal Nasal Valve Compromise: Beyond the Angle Perspective

Autor: Su Jin Kim, Je Ho Bang, Kun Hee Lee
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Clinical and Experimental Otorhinolaryngology, Vol 17, Iss 3, Pp 234-240 (2024)
Druh dokumentu: article
ISSN: 1976-8710
2005-0720
DOI: 10.21053/ceo.2024.00099
Popis: Objectives. Nasal valve surgery for internal nasal valve (INV) compromise has become increasingly popular. However, this rise in popularity has sparked debates regarding its indications and disputes over insurance coverage, primarily due to the lack of a gold-standard evaluation method. Therefore, we aimed to identify objective parameters for the INV compromise. Methods. We analyzed 186 INVs in 93 patients who underwent nasal valve surgery. The data comprised facial computed tomography (CT) images, acoustic rhinometry, the modified Cottle test, and symptom scores. Patients were categorized based on their symptoms and the results of the modified Cottle test. We measured the INV angle, area, volume, lateral wall thickness, septal angle, and nasal bone area using CT. Results. The compromised INV group, characterized by nasal obstruction with a positive modified Cottle test, exhibited smaller INV areas in both coronal and axial views, reduced INV volume in the axial view, and a thinner lateral wall in the coronal view (all P
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