Beyond the airway: the impact of septoplasty and turbinate reduction on somnolence and sleep disordered breathing risk—a prospective study - Summary - MDSpire

Beyond the airway: the impact of septoplasty and turbinate reduction on somnolence and sleep disordered breathing risk—a prospective study

  • By

  • Francisco Alves de Sousa

  • João Tavares Correia

  • Marta Rios

  • Miguel Gonçalves Ferreira

  • Manuel Magalhães

  • Mariline Santos

  • June 25, 2026

  • 0 min

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Objective:

To investigate the impact of S + ITR on daytime somnolence and to determine if these improvements correlate with nasal airflow (PNIF) and changes in body composition.

Approach:
  • Study Design: A prospective study involving 32 patients undergoing S + ITR for symptomatic nasal obstruction.
  • Outcome Measures: Assessment of daytime sleepiness using the Epworth Sleepiness Scale (ESS), risk for OSDB via the Berlin Questionnaire, PNIF measurements, and body composition analysis at baseline and 3 months post-surgery.
Key Findings:
  • S + ITR resulted in a significant reduction in daytime somnolence, with ESS scores improving by a mean of 2.7 ± 4.4 (p = 0.002).
  • Significant improvements in Berlin Questionnaire categories: Snoring/Apnea (p = 0.024) and Somnolence/Fatigue (p < 0.001).
  • No correlation between ESS improvement and PNIF airflow gains (p = 0.516).
  • An inverse correlation was found between ESS gains and BMI variation (r = -0.381, p = 0.035).
Interpretation:

Nasal surgery is associated with reduced daytime sleepiness and a lower risk for OSDB, but improvements in sleepiness may not be solely due to increased nasal airflow.

Limitations:
  • Small sample size (N = 32) may limit generalizability.
  • Short follow-up period of 3 months may not capture long-term effects or account for potential confounding factors.
Conclusion:

Further research is needed to elucidate the mechanisms behind the observed improvements in daytime sleepiness following nasal surgery.

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