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[Laryngeal paralysis and laryngospasm]
Zhonghua Er Bi Yan Hou Ke Za Zhi
|January 1, 1995
Summary
Laryngeal paralysis, assessed by electromyography and video stroboscopy, shows a relationship with laryngospasm. Laryngospasm can occur during the worsening or recovery phases of laryngeal paralysis.
Area of Science:
- Otolaryngology
- Neurology
Context:
- Laryngeal paralysis diagnosis relies on intrinsic laryngeal muscle potential and vocal cord movement assessment.
- A 11-year study (1983-1993) analyzed 1211 cases of laryngeal paralysis.
Purpose:
- To investigate the relationship between laryngeal paralysis and laryngospasm.
- To classify laryngeal paralysis severity based on muscle activity and vocal cord function.
Summary:
- Electromyography and video stroboscopy were used to evaluate intrinsic laryngeal muscles and vocal cord movements.
- Out of 1211 laryngeal paralysis cases, 11 experienced laryngospasm, with varying severity.
- Findings suggest laryngospasm occurrence is linked to the exacerbation or recovery stages of laryngeal paralysis.
Impact:
- Highlights a potential complication of laryngeal paralysis.
- Informs clinical observation and management strategies for patients with laryngeal dysfunction.