Pediatric Airway & Bronchoscopy Sizing Tool

Comprehensive equipment selection guide for pediatric airway management and rigid bronchoscopy

Patient Information

Optional in age-based view, required in weight-based view

References & Data Sources

Primary Data Sources

  1. Propst EJ, et al. GOSH (Great Ormond Street Hospital) Chart for Paediatric Airways. Department of Otolaryngology-Head and Neck Surgery, University of Toronto and The Hospital for Sick Children, Toronto, Canada.
  2. Levi D, Ericsen K. GOSH-Levi Airway Chart. Adapted airway sizing reference for pediatric procedures.
  3. Airway Balloon Dilation Sizing Guidelines. Evidence-based protocols for pediatric laryngeal and tracheal dilation procedures.
  4. Comprehensive Airway Instruments, Sizing and Classifications. Reference guide for pediatric ENT procedures.

Rigid Bronchoscopy

  1. Wood RE, Gauderer MW. Flexible fiberoptic bronchoscopy in the management of tracheobronchial foreign bodies in children: the value of a combined approach with open tube bronchoscopy. J Pediatr Surg. 1984;19(6):693-698.
  2. Midulla F, et al. Flexible endoscopy of paediatric airways. Eur Respir J. 2003;22(4):698-708.
  3. Nicolai T. Pediatric bronchoscopy. Pediatr Pulmonol. 2001;31(2):150-164.
  4. Rutter MJ, et al. Endoscopic evaluation and treatment of subglottic stenosis. Curr Opin Otolaryngol Head Neck Surg. 2005;13(6):398-401.

Tracheostomy Sizing

  1. Sherman JM, et al. Care of the child with a chronic tracheostomy. Am J Respir Crit Care Med. 2000;161(1):297-308.
  2. Mitchell RB, et al. Clinical Consensus Statement: Tracheostomy Care. Otolaryngol Head Neck Surg. 2013;148(1):6-20.
  3. International Organization for Standardization (ISO). ISO 5366-3:2001 - Tracheostomy tubes. Part 3: Paediatric tracheostomy tubes.
  4. Jackson Tracheostomy Tube Sizing System. Traditional sizing classification for pediatric tracheostomy tubes.

Laryngoscopy & Intubation

  1. Cote CJ, et al. A Practice of Anesthesia for Infants and Children. 6th ed. Philadelphia: Elsevier; 2019.
  2. Khine HH, et al. Comparison of cuffed and uncuffed endotracheal tubes in young children during general anesthesia. Anesthesiology. 1997;86(3):627-631.
  3. Weiss M, et al. Cuffed tracheal tubes in children--things have changed. Paediatr Anaesth. 2006;16(10):1005-1007.
  4. American Heart Association. Pediatric Advanced Life Support (PALS) Provider Manual. 2020.

Balloon Dilation

  1. Hautefort C, et al. Balloon dilation laryngoplasty for subglottic stenosis in children: eight years' experience. Arch Otolaryngol Head Neck Surg. 2012;138(3):235-240.
  2. Whigham AS, et al. Outcomes of balloon dilation in pediatric subglottic stenosis. Ann Otol Rhinol Laryngol. 2012;121(7):442-448.
  3. Nouraei SA, et al. Endoscopic treatment of adult postintubation tracheal stenosis: outcomes in 106 cases. Laryngoscope. 2013;123(4):1000-1010.

Anatomical References

  1. Litman RS, et al. Developmental changes of laryngeal dimensions in unparalyzed, sedated children. Anesthesiology. 2003;98(1):41-45.
  2. Dalal PG, et al. Laryngeal dimensions in children: a cadaveric study. Br J Anaesth. 2009;103(6):892-897.
  3. Eckenhoff JE. Some anatomic considerations of the infant larynx influencing endotracheal anesthesia. Anesthesiology. 1951;12(4):401-410.

Clinical Guidelines

  1. American Academy of Pediatrics, Section on Surgery, Section on Anesthesiology and Pain Medicine. Prevention and management of pain in the neonate: an update. Pediatrics. 2016;137(2):e20154271.
  2. European Respiratory Society. ERS statement on tracheal intubation in critically ill adults. Intensive Care Med. 2020;46(6):1052-1064.
  3. British Thoracic Society. BTS guidelines for diagnostic flexible bronchoscopy in adults. Thorax. 2013;68 Suppl 1:i1-i44.

Disclaimer: This tool is for educational and reference purposes only. Equipment sizing should be individualized based on patient anatomy, clinical condition, and procedural requirements. Always verify equipment compatibility and follow institutional protocols. This tool does not replace clinical judgment or formal training in pediatric airway management and bronchoscopy.

Data Attribution: Primary sizing data adapted from GOSH (Great Ormond Street Hospital) pediatric airway charts, developed by Dr. Evan Jon Propst and colleagues at the University of Toronto and The Hospital for Sick Children. Additional data integrated from multiple evidence-based sources and clinical guidelines.