A Review of Indications and Technical Considerations of Endoscopic Balloon Dilation for Pediatric Subglottic Stenosis

Juma Obayashi1, Manabu Komori2, Yuri Nishiya1

  • 1Department of Pediatric Surgery, St. Marianna University School of Medicine, 2-16-1 Sugao, Miyamae, Kawasaki 216-8511, Kanagawa, Japan.

Insights

Pediatric subglottic stenosis (SGS) can be treated with endoscopic balloon dilation, a less invasive option for early-stage cases. While effective, careful patient selection and follow-up are crucial to manage recurrence risks.

Area of Science:

  • Pediatric Otolaryngology
  • Airway Surgery
  • Minimally Invasive Procedures

Background:

  • Pediatric subglottic stenosis (SGS) is a common cause of upper airway obstruction in children, often due to prolonged intubation.
  • Severe SGS typically requires invasive open airway reconstruction (e.g., LTR, PCTR).
  • There is growing interest in less invasive treatments for pediatric SGS.

Purpose of the Study:

  • To review the pathophysiology, clinical presentation, and assessment of pediatric SGS.
  • To discuss the evolution of surgical management, focusing on endoscopic balloon dilation.
  • To outline the technical aspects and patient selection criteria for balloon dilation.

Main Methods:

  • Narrative literature review.
  • Analysis of clinical experience with endoscopic balloon dilation for pediatric SGS.
  • Discussion of technical elements like balloon sizing, radial incisions, and pharmacologic adjuncts.

Main Results:

  • Endoscopic balloon dilation is effective for early-stage, short-segment, and soft acquired pediatric SGS.
  • This technique can reduce the need for open airway reconstruction in selected patients.
  • Recurrence of stenosis is a significant limitation, requiring careful patient selection and monitoring.

Conclusions:

  • Endoscopic balloon dilation offers a valuable, less invasive option for managing select pediatric subglottic stenosis.
  • Optimal outcomes depend on precise patient selection, technical execution, and diligent long-term follow-up.
  • Further research may refine indications and improve management strategies to minimize recurrence.

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