Biofeedback vs Laryngeal Control Therapy in Management of Paradoxical Vocal Fold Motion
Paradoxical Vocal Fold Motion, Vocal Cord Dysfunction
About this trial
This is an interventional treatment trial for Paradoxical Vocal Fold Motion focused on measuring laryngeal control therapy, biofeedback, dyspnea, stridor, dysphonia, cough, laryngoscopy
Eligibility Criteria
Inclusion Criteria: Men and women aged 18 or older Referral to the Washington University School of Medicine Voice and Airway Center for concerns for PVFM Pre-treatment Dyspnea Index score of 11 or higher (representing the threshold for having an abnormal score) Answer yes to the following questions: "Do you sometimes have difficulty breathing?" and "When you have difficulty breathing, is it worse when inhaling (breathing in)?" Exclusion Criteria: Inability to speak or understand English Previous treatment of PVFM History of laryngeal surgery Initiation of symptoms within 3 months of a COVID infection Evidence of alternative laryngeal pathology (e.g. subglottic stenosis, benign or malignant obstructive mass) on flexible laryngoscopy as performed as part of routine clinical care
Sites / Locations
- Washington University
Arms of the Study
Arm 1
Arm 2
Experimental
Active Comparator
Biofeedback
Laryngeal control therapy
In office video biofeedback performed at the time of the diagnosis.
A specific type of behavioral therapy performed by speech and language pathologists