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Respiratory polygraphy for follow-up of obstructive sleep apnea in children

María Luz Alonso-Álvarez1, Ana Isabel Navazo-Egüia, José Aurelio Cordero-Guevara

  • 1Sleep Unit, Complejo Asistencial Universitario de Burgos, Burgos, Spain. mlalonso@hgy.es

Sleep Medicine
|March 27, 2012
PubMed

Insights

Adenotonsillectomy effectively treats Obstructive Sleep Apnea Hypopnea Syndrome (OSAHS) in children. Respiratory polygraphy (RP) is useful for monitoring treatment outcomes and detecting residual OSAHS after surgery.

Area of Science:

  • Pediatric Sleep Medicine
  • Otolaryngology
  • Respiratory Medicine

Background:

  • Obstructive Sleep Apnea Hypopnea Syndrome (OSAHS) is a common condition in children.
  • Adenotonsillar hypertrophy is a frequent cause of pediatric OSAHS.
  • Surgical intervention, adenotonsillectomy, is a primary treatment modality.

Purpose of the Study:

  • To assess the efficacy of adenotonsillectomy in treating pediatric OSAHS.
  • To determine the utility of respiratory polygraphy (RP) in evaluating post-adenotonsillectomy outcomes.
  • To identify residual OSAHS after surgical intervention.

Main Methods:

  • A cohort of 100 children with suspected OSAHS underwent clinical evaluation and respiratory polygraphy (RP) before and seven months after adenotonsillectomy.
  • Diagnosis of OSAHS was based on an Apnea Hypopnea Index (AHI) of ≥ 4.6.
  • Clinical history, physical examination, and ENT assessment were performed.

Main Results:

  • 86% of children were diagnosed with OSAHS pre-surgery (AHI: 11.9 ± 11.0).
  • Adenotonsillectomy led to significant improvements in clinical and polygraphic variables.
  • Post-surgery AHI decreased to 2.6 ± 1.5, with a significant mean difference (9.4 ± 10.9, p<0.01).
  • Residual OSAHS was observed in 11.6% of patients.

Conclusions:

  • Adenotonsillectomy is an effective treatment for OSAHS in children.
  • Respiratory polygraphy serves as a valuable tool for monitoring surgical treatment effectiveness.
  • RP aids in detecting residual OSAHS in children following adenotonsillectomy for adenotonsillar hypertrophy.
Abstract

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