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Related Experiment Video

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Minimally Invasive Murine Laryngoscopy for Close-Up Imaging of Laryngeal Motion During Breathing and Swallowing
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Vocal cord dysfunction: a review.

Neha M Dunn1, Rohit K Katial2, Flavia C L Hoyte2

  • 1National Jewish Health, University of Colorado, Denver, CO USA.

Asthma Research and Practice
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PubMed
Summary

Vocal cord dysfunction (VCD) mimics asthma but involves inappropriate vocal cord closure during breathing. Early recognition and speech therapy are key to managing VCD and avoiding misdiagnosis.

Keywords:
Asthma-comorbidityParadoxical vocal fold movementVocal cordVocal cord dysfunction

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Area of Science:

  • Pulmonology and Otolaryngology
  • Respiratory Medicine

Background:

  • Vocal cord dysfunction (VCD) is a functional respiratory disorder characterized by inappropriate adduction of the vocal cords during inhalation.
  • VCD is frequently misdiagnosed as asthma due to overlapping symptoms, leading to treatment challenges and delays.
  • Accurate diagnosis of VCD is crucial for patients presenting with asthma-like respiratory symptoms.

Approach:

  • This review synthesizes current literature on VCD, focusing on clinical features, diagnostic methods, and management strategies.
  • It highlights the distinct clinical and diagnostic findings that differentiate VCD from asthma.
  • The article emphasizes the importance of identifying triggers and utilizing speech therapy for effective VCD management.

Key Points:

  • Key clinical features and physical exam findings in VCD patients are described.
  • Commonly reported triggers for VCD episodes are identified.
  • Diagnostic studies useful for identifying VCD are discussed, aiding in differentiation from asthma.

Conclusions:

  • Effective management of VCD involves minimizing identified triggers and implementing targeted speech therapy.
  • Speech therapy offers an alternative to potentially unnecessary asthma medications for VCD patients.
  • Distinguishing VCD from asthma is essential for appropriate patient care and symptom resolution.