Relation between grades of acquired nasopharyngeal stenosis and severity of obstructive sleep apnea symptoms
Abstract Background Nasopharyngeal stenosis (NPS) is a rare condition defined as the obstruction of the communication between the oropharynx and nasopharynx owing to scar contracture of the soft palate, tonsillar pillars, and posterior pharyngeal wall. NPS could be primary (attributed to a disease p...
Main Authors: | , , |
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Format: | Article |
Language: | English |
Published: |
SpringerOpen
2021-02-01
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Series: | The Egyptian Journal of Otolaryngology |
Subjects: | |
Online Access: | https://doi.org/10.1186/s43163-021-00080-2 |