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Updated: May 27, 2026

Drug-Induced Sleep Endoscopy (DISE) with Target Controlled Infusion (TCI) and Bispectral Analysis in Obstructive Sleep Apnea
Published on: December 6, 2016
Obstructive sleep apnoea and snoring - is examination necessary?
Omar Mulla1, Frank Agada, David Dawson
1Yorkshire Deanery, UK. omarmulla@doctors.org.uk
Abstract:
This article outlines two cases of snoring and obstructive sleep apnoea (OSA) secondary to parapharyngeal space tumours. Both patients were referred to a specialist sleep clinic where oropharyngeal masses were seen and biopsied. Both underwent surgery and this was curative of both their snoring and their OSA. Parapharyngeal space tumours are an extremely rare cause of OSA and snoring. However, all patients with OSA and snoring should have a full head and neck examination before referral; in rare cases this could enable early detection of a parapharyngeal space tumour.
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