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Published on: June 20, 2018
Balloon laryngoplasty for pediatric laryngeal stenosis: case series and systematic review
Jennifer L Wentzel1, Sidrah M Ahmad, Christopher M Discolo
1Department of Otolaryngology-Head and Neck Surgery, Medical University of South Carolina, Charleston, South Carolina.
Insights
Balloon laryngoplasty (BLP) is an effective treatment for pediatric subglottic or laryngeal stenosis. This review found BLP to be a safe and successful alternative to reconstructive surgery in children.
Area of Science:
- Pediatric Otolaryngology
- Pediatric Surgery
- Respiratory Medicine
Background:
- Subglottic and laryngeal stenosis in children can lead to significant airway compromise.
- Traditional reconstructive procedures carry risks and may require prolonged recovery.
- Balloon laryngoplasty (BLP) offers a less invasive approach for managing these conditions.
Purpose of the Study:
- To systematically review the literature on the outcomes of pediatric patients treated with balloon laryngoplasty (BLP).
- To evaluate BLP as a primary or adjuvant therapy for subglottic or laryngeal stenosis in children.
- To report on a new series of pediatric patients undergoing BLP.
Main Methods:
- Systematic literature search of PubMed and MEDLINE for studies on BLP in pediatric patients.
- Retrospective chart review of 60 children treated at the Medical University of South Carolina (2007-2013).
- Exclusion of studies on tracheal or bronchial stenosis alone; definition of success as decannulation or avoidance of open surgery.
Main Results:
- Seven studies met inclusion criteria, reporting outcomes for 202 patients (including 60 from the new series).
- Overall success rate for BLP was 64% (77% in the new series), defined by symptom improvement or avoidance of reconstructive surgery.
- An average of 2.26 dilations per patient were performed, with no reported complications.
Conclusions:
- Balloon laryngoplasty (BLP) is a highly effective treatment for pediatric subglottic and laryngeal stenosis.
- BLP serves as a low-risk alternative or adjunct to traditional reconstructive procedures.
- The findings support BLP as a valuable therapeutic option in pediatric airway management.
Objectives/Hypothesis:
The aim of this study was to systematically review available literature on the outcomes of children treated with balloon laryngoplasty (BLP) as a primary or adjuvant treatment for subglottic or laryngeal stenosis, as well as briefly report on a new series of 60 children treated at the Medical University of South Carolina from 2007 to 2013.
Study Design:
Review of published case series and retrospective chart review.
Methods:
A literature search was performed in PubMed and MEDLINE to identify trials that reported clinical outcomes of BLP in human patients under the age of 18 with subglottic or laryngeal stenosis. Single case reports and series studying the dilation of tracheal or bronchial stenosis alone were excluded. Hospital billing codes were used to identify appropriate patients for retrospective chart review. A successful outcome for chart review was determined to be decannulation of previous tracheostomy or avoidance of open laryngotracheoplasty or tracheostomy.
Results:
Seven studies published between 1991 and 2012 met inclusion criteria and reported outcomes with success defined through improvement of symptoms, decrease in Myer-Cotton level of stenosis, decannulation, or avoidance of reconstructive procedures. Including 60 children from our institution, 202 patients between 1 day and 22 years of age (average 35 months) underwent 457 dilations, with an average of 2.26 dilations per patient (2.25 in our population). The overall success rate was 64% (77% in our population). No complications were reported with subglottic or laryngeal dilations.
Conclusions:
BLP is a highly effective, low-risk alternative or adjunct to traditional reconstructive procedures in children with subglottic or laryngeal stenosis.
Level Of Evidence:
4.
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