Related Experiment Videos
Strobovideolaryngoscopy: results and clinical value
R T Sataloff1, J R Spiegel, M J Hawkshaw
1Department of Otolaryngology, Thomas Jefferson University, Philadelphia, Pennsylvania.
The Annals of Otology, Rhinology, and Laryngology
|September 1, 1991
Summary
Strobovideolaryngoscopy offers valuable insights into vocal fold vibration, aiding otolaryngologists in diagnosing voice disorders. This diagnostic tool significantly impacts patient care by confirming or correcting diagnoses.
Area of Science:
- Otolaryngology
- Laryngology
- Diagnostic Imaging
Background:
- Strobovideolaryngoscopy (SVL) allows detailed examination of vocal fold vibratory margins.
- Previous studies indicated SVL influenced diagnosis or treatment in approximately one third of cases.
- Further evaluation was needed to assess the impact of accumulated experience with SVL.
Purpose of the Study:
- To determine if increased experience with strobovideolaryngoscopy altered its clinical utility.
- To prospectively assess the impact of SVL on diagnosis in a clinical setting.
Main Methods:
- Prospective analysis of 377 strobovideolaryngoscopy procedures performed in 1989.
- Diagnoses were recorded before and after the SVL procedure.
- Data focused on changes in diagnostic impressions and confirmation of pre-existing diagnoses.
Main Results:
- SVL led to no change in diagnosis in 53% of procedures.
- Preprocedure diagnoses were confirmed with additional findings in 29% of cases.
- SVL identified incorrect preprocedure diagnoses in 18% of cases, with overall diagnostic modification in 47%.
Conclusions:
- Strobovideolaryngoscopy is a highly beneficial tool for diagnosing and managing voice disorders.
- The procedure confirms uncertain diagnoses and corrects inaccurate ones, significantly aiding patient care.
- Continued experience with SVL enhances its value in otolaryngological practice.