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Obstruction of larynx — Clinical Guidelines

Overview

Obstruction of the larynx can result from various etiologies including structural abnormalities, inflammatory conditions, tumors, and foreign bodies, leading to significant airway compromise and voice disturbances 22.

Diagnosis

Clinical Presentation: Stridor, dysphonia, dyspnea, and difficulty breathing 22.

Physical Examination: Direct or indirect laryngoscopy to visualize the larynx and identify obstructing lesions 22.

Imaging: CT or MRI of the neck to assess structural abnormalities and tumor extent 22.

Flexible Laryngoscopy: Useful in pediatric patients for assessing subglottic structures 7.

Management

Airway Management: Immediate intervention for acute airway obstruction, potentially including intubation or tracheostomy 22.

Surgical Intervention: Removal of foreign bodies, excision of tumors, or correction of structural abnormalities 22.

Medical Management: Corticosteroids for inflammatory conditions like laryngitis 22.

Voice Therapy: For functional voice disorders and post-surgical rehabilitation 22.

Special Populations

Pediatrics: Use of appropriately sized cuffed or uncuffed endotracheal tubes based on subglottic diameter assessment 7.

Elderly: Focus on managing presbylaryngis with voice therapy and supportive care 22.

Comorbidities: Tailor management considering coexisting conditions affecting airway patency 22.

Key Recommendations

Immediate Airway Assessment and Intervention for acute laryngotracheal obstruction to prevent respiratory failure (Evidence: Strong 22).

Utilize Imaging Studies (CT/MRI) to evaluate structural causes of laryngeal obstruction for definitive management planning (Evidence: Moderate 22).

Consider Voice Therapy as part of the management plan for chronic dysphonia related to laryngeal obstruction (Evidence: Moderate 22).

Select Appropriate Endotracheal Tube Size in pediatric patients based on subglottic airway measurements to avoid obstruction (Evidence: Moderate 7).

Incorporate Diagnostic Laryngoscopy early in the evaluation of suspected laryngeal obstructions to guide treatment (Evidence: Moderate 22).

References

1 Silvestre J, O'Rourke AK. The Laryngology Fellowship Crisis: Rising Training Capacity Amidst Declining Applicant Interest. The Laryngoscope 2026. link 2 Tipton CB, Born HL, Kennedy E, Johns MM, Pitman MJ. Laryngology Postgraduate Workforce Trends and Job Satisfaction: A Survey of US Academic and Nonacademic Laryngologists. Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery 2025. link 3 Fish TR, Markham DJ, Galar F, Abdel-Aty Y. Evaluation of Laryngology Fellowship Programs' Online Information. Journal of voice : official journal of the Voice Foundation 2025. link 4 Parikh NU, Zheng M, Merati AL, Johns M, Shuman EA. Workforce Analysis of Laryngologists in the United States Between 1993 and 2022. The Laryngoscope 2025. link 5 Parikh N, Shuman E, Johns M, Merati A, Zheng M. Gender and Racial Demographic Trends in the US Laryngology Workforce (1993-2022). The Laryngoscope 2025. link 6 D'Amiano NM, Bertram A, Matthew Stewart C, Stewart RW. Excessive Preoperative Testing in Otolaryngology: A Retrospective Comparison of Primary Care and Perioperative Providers. Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery 2024. link 7 Kim JH, Ahn JH, Chae YJ. Pediatric Application of Cuffed Endotracheal Tube. The western journal of emergency medicine 2023. link 8 Kollu T, Giutashvili T, Uppal P, Ruffner R, Mortensen M. Diversity in Academic Laryngology: An Evaluation of Academic Advancement and Research Productivity. The Laryngoscope 2022. link 9 Ellis H. Sir Felix Semon (1849-1921): distinguished laryngologist. British journal of hospital medicine (London, England : 2005) 2021. link 10 Orhan-Sungur M, Altun D, Özkan-Seyhan T, Aygün E, Koltka K, Çamcı E. Learning curve of ultrasound measurement of subglottic diameter for endotracheal tube selection in pediatric patients. Paediatric anaesthesia 2019. link 11 Werner A, Holsinger C, Guiquerro S, Guttierez-Fonseca R, Laccourreye O. Laryngology in the mirror of its eponyms. European annals of otorhinolaryngology, head and neck diseases 2019. link 12 Bowe SN, Schmalbach CE, Laury AM. The State of the Otolaryngology Match: A Review of Applicant Trends, "Impossible" Qualifications, and Implications. Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery 2017. link 13 Patel AA. Laryngology in Art: The Portrait of Dr Wilhelm Mayer-Hermann. Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery 2016. link 14 Yung KC, Courey MS. Factors important in laryngology fellow and laryngology fellowship selection. The Laryngoscope 2015. link 15 Goldfarb J, Gupta V, Sampson H, Chiodo A. Resource development in otolaryngology-head and neck surgery: an analysis on patient education resource development. Journal of otolaryngology - head & neck surgery = Le Journal d'oto-rhino-laryngologie et de chirurgie cervico-faciale 2014. link 16 Lees M, Seal RF, Spady D, Csanyi-Fritz Y, Robinson JL. Randomized trial of success of pediatric anesthesiologists learning to use two video laryngoscopes. Paediatric anaesthesia 2013. link 17 De Zoysa N, Amin N, Harries M. Training tomorrow's laryngologists - head and neck training alone is not sufficient. The Journal of laryngology and otology 2013. link 18 Hu A, Sardesai MG, Merati AL, Fung K. Trainee perceptions of laryngology in otolaryngology residency programs. Journal of otolaryngology - head & neck surgery = Le Journal d'oto-rhino-laryngologie et de chirurgie cervico-faciale 2012. link 19 Orde S, Celenza A, Pinder M. A randomised trial comparing a 4-stage to 2-stage teaching technique for laryngeal mask insertion. Resuscitation 2010. link 20 Bentz BG, Strong EW, Woodson GE, Shah JP. The magnanimous professional life and tragic demise of J. H. Douglas, MD. The Laryngoscope 2005. link 21 Harrison D. Benjamin Guy Babington and his mirror. The Journal of laryngology and otology 1998. link 22 Hagen P, Lyons GD, Nuss DW. Dysphonia in the elderly: diagnosis and management of age-related voice changes. Southern medical journal 1996. link 23 Snyder C. The investigation of Horace Green. The Laryngoscope 1975. link

Obstruction of larynx