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Published on: July 11, 2019
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The Value of Spirometry in Subglottic Stenosis.
Alhelali Abdullah1, A Alrabiah1, Sayed S Habib2
11 Department of Otolaryngology, King Saud University Medical City, Riyadh, Saudi Arabia.
Ear, Nose, & Throat Journal
|March 20, 2019
Summary
Spirometry effectively tracks subglottic stenosis (SGS) recovery and surgery outcomes. However, spirometric values do not correlate with the anatomical grade or severity of SGS.
Area of Science:
- Otolaryngology
- Pulmonology
- Medical Engineering
Background:
- Subglottic stenosis (SGS) diagnosis relies on clinical assessment and endoscopic examination.
- Evaluating objective measures for SGS severity and treatment response is crucial.
Purpose of the Study:
- To assess spirometric values against anatomical grading and severity in subglottic stenosis.
- To compare pre- and postoperative pulmonary function test (PFT) results in SGS patients.
Main Methods:
- Retrospective analysis of 19 SGS cases undergoing endoscopic dilatational procedures.
- Collection and comparison of pre- and postoperative PFT parameters and Myer-Cotton grading.
Main Results:
- Significant improvements observed in all spirometric parameters post-dilatation (PEF, FEV1, FEV1/PEF, FEF25, FEF50, FEF75, MMEF).
- No correlation found between spirometric values and the anatomical grade or severity of subglottic stenosis.
Conclusions:
- Spirometry is a valuable tool for monitoring subglottic stenosis patients and assessing surgical outcomes.
- Spirometric parameters do not correlate with the anatomical severity of SGS, highlighting the need for combined assessment methods.
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