Association of Hypoglossal Nerve Stimulation With Improvements in Long-term, Patient-Reported Outcomes and Comparison With Positive Airway Pressure for Patients With Obstructive Sleep Apnea

Author(s):  
Maeve Pascoe ◽  
Lu Wang ◽  
Joan Aylor ◽  
Reena Mehra ◽  
Alan Kominsky ◽  
...  
2020 ◽  
Author(s):  
Diane C Lim ◽  
Richard J Schwab

As part 2 of three chapters on sleep disordered breathing, this chapter reviews obstructive sleep apnea (OSA) diagnosis and management. OSA should be considered in all patients who have loud habitual snoring, excessive daytime sleepiness, and witnessed apneas. On physical examination, craniofacial abnormalities that can lead to sleep apnea include retrognathia, micrognathia, a narrow hard palate, nasal obstruction, an overjet, and an overbite. Enlargement of the upper airway soft tissue structures (the tongue, soft palate, lateral walls, and parapharyngeal fat pads) also increases the risk of OSA. The gold standard for making the diagnosis of OSA is overnight polysomnography, but home sleep apnea tests (HSAT) are rapidly gaining acceptance, especially in patients with a high probability of OSA. The first line of therapy for OSA remains positive airway pressure (PAP), with the second line of therapy being oral appliances. Another alternative to PAP therapy is hypoglossal nerve stimulation, which has been shown to decrease the Apnea-Hypopnea index by 67.4%. This review contains 6 figures, 3 tables, and 52 references. Key Words: craniofacial abnormalities, Epworth Sleepiness Scale, home sleep apnea test, hypoglossal nerve stimulation, obstructive sleep apnea, oral appliances, oral pharyngeal crowding, polysomnography, positive airway pressure, STOP-BANG


SLEEP ◽  
2019 ◽  
Vol 42 (Supplement_1) ◽  
pp. A220-A220
Author(s):  
Clara H Lee ◽  
Everett G Seay ◽  
Benjamin K Walters ◽  
Nicholas J Scalzitti ◽  
Raj C Dedhia

SLEEP ◽  
2020 ◽  
Vol 43 (Supplement_1) ◽  
pp. A262-A262
Author(s):  
R Bhambra ◽  
M Pascoe ◽  
A Kominsky ◽  
R Mehra ◽  
J Aylor ◽  
...  

Abstract Introduction Upper Airway Stimulation (UAS) is increasingly being used for obstructive sleep apnea (OSA) treatment, however, data comparing changes in patient reported outcomes (PROs) in response to positive airway pressure (PAP) versus UAS are limited. We hypothesize that there will be no difference in PROs between the two groups after treatment. Methods UAS and PAP groups were 1:3 matched on age, sex, Body Mass Index (BMI) and Apnea Hypopnea Index (AHI, category 15-30, >30). Linear mixed models assessed the difference of change in Epworth Sleepiness Scale (ESS), Functional Outcomes of Sleep Questionnaire (FOSQ), Patient Health Questionnaire (PHQ9) and Insomnia Severity Index (ISI) measures on matched strata of UAS versus PAP groups with adjustment of baseline and matching factors. All analysis was performed in SAS software (version 9.4, Cary, NC). Results The analytic sample comprised 193 PAP patients and 69 UAS patients, with mean age=62.9+/-9.4 years, 27.5% female, mean BMI=29.1+/-3.2kg/m2, and median AHI 42.7, IQR: 31.5, 57.2. ESS in PAP (n=190) reduced by -2.63 (-3.38,-1.88) and in UAS (n=56) reduced by -2.22 (-3.34, -1.10), with a mean difference of 0.41 (-0.70, 1.52, p=.46). FOSQ in PAP (n=188) showed a change of 1.38 (0.99, 1.78) and in UAS (n=49) a change of 1.82 (1.17, 2.46), with a mean difference of 0.43 (-0.23, 1.09, p=.19). PHQ9 in PAP (n=185) showed a significant change of -2.24(-3.00, 1.47) and in UAS (n=45) a change of -3.75(-5.07,-2.42), with a mean difference of -1.51(-2.93,-0.088, p=.038). ISI in PAP (n=193) showed a significant change of -3.20(-4.39,-2.02) and in UAS (n=47) a change of -4.83(-6.77,-2.90), with a mean difference of -1.63(-3.62, 0.37, p=.11). Conclusion Similar improvements in PROs were observed in both UAS and PAP patient groups, however UAS appeared to confer greater benefit in depressive symptoms relative to PAP. Randomized clinical trials should be designed to confirm these findings. Support N/A


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