Evaluating the Use of a Device Called Impulse Oscillometry in Participants With Vocal Cord Disorders or Asthma

University of Rochester

Status: Completed

Conditions: Asthma; Breathing, Mouth; Laryngeal Obstruction; Vocal Cord Dysfunction; Lung Function Decreased

Treatments: Device: Impulse Oscillometer

Study type: Observational

Funder types: Other

Identifiers

NCT05246930

STUDY00006861

Details and patient eligibility

About

This study will determine if airway resistance to airflow and pressure, measured by Impulse Oscillometry, is impacted in subjects with vocal cord disorders and whether these measurements are different when compared to subjects with asthma.

Enrollment: 43 patients

Sex: All

Ages: 18+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Vaccinated against COVID-19 or testing negative for COVID-19 by viral PCT within 5 days before testing
• Willingness to perform breathing test
• Must be able to speak and understand English
• Documented diagnosis of asthma, documented clinical diagnosis of vocal cord dysfunction, or undergoing evaluation for vocal cord dysfunction

Exclusion criteria

• Unable to provide consent or perform oscillometry test

Trial design

43 participants in 2 patient groups

Subjects with a diagnosis of vocal cord dysfunction

Description:

Subjects with a confirmed or suspected diagnosis of vocal cord dysfunction (also called inducible laryngeal obstruction). Some subjects will have concomitant diagnosis of asthma.

Treatment:

Device: Impulse Oscillometer

Subjects with diagnosis of asthma

Description:

Subjects with physician-diagnosed asthma. Some subjects will have concomitant diagnosis of vocal cord dysfunction.

Treatment:

Device: Impulse Oscillometer