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Acquired bronchial stenosis — Clinical Guidelines

Overview

Acquired bronchial stenosis refers to narrowing of the bronchial airways due to various etiologies including post-inflammatory changes, post-surgical complications, or malignancy, necessitating specialized diagnostic and therapeutic interventions 1 2 4.

Diagnosis

Bronchoscopy is essential for visualizing stenotic lesions and obtaining biopsies 1 2 4.

High-resolution CT scans help in assessing the extent and location of stenosis 2 4.

Pulmonary function tests may reveal obstructive patterns indicative of airway obstruction 2.

Management

Endoscopic dilation under bronchoscopic guidance is a first-line treatment 2 4.

Self-expanding metallic stents may be required for persistent or severe stenosis 2 4.

Surgical intervention might be necessary in cases refractory to endoscopic treatments 4.

Special Populations

No specific guidelines provided for pregnancy, pediatrics, or elderly populations in the abstracts 1 2 3 4.

Key Recommendations

Utilize bronchoscopy for both diagnostic evaluation and therapeutic intervention in acquired bronchial stenosis (Evidence: Moderate 1 2 4).

Employ endoscopic dilation techniques as initial management, escalating to stent placement if necessary (Evidence: Moderate 2 4).

Consider simulation training using low-cost anatomical models or animal tissue models to enhance procedural skills among trainees (Evidence: Expert opinion 3 4).

References

1 Brady AK, Town JA, Robins L, Bowen J. Bronchoscopy Teaching Without a Gold Standard: Attending Pulmonologists' Assessment of Learners, Supervisory Styles, and Variation in Practice. Chest 2021. link 2 Ghazy A, Chaban R, Vahl CF, Dorweiler B. Development and evaluation of 3-dimensional printed models of the human tracheobronchial system for training in flexible bronchoscopy. Interactive cardiovascular and thoracic surgery 2019. link 3 Di Domenico S, Simonassi C, Chessa L. Inexpensive anatomical trainer for bronchoscopy. Interactive cardiovascular and thoracic surgery 2007. link 4 Ram B, Oluwole M, Blair RL, Mountain R, Dunkley P, White PS. Surgical simulation: an animal tissue model for training in therapeutic and diagnostic bronchoscopy. The Journal of laryngology and otology 1999. link

Acquired bronchial stenosis