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Interferential Current Stimulation for Swallowing Disorders in Chronic Obstructive Pulmonary Disease: A Preliminary
Yuki Yoshimatsu1,2, Kazunori Tobino1,3, Saori Nishizawa1
1Department of Respiratory Medicine, Iizuka Hospital, Iizuka, Japan.
Progress in Rehabilitation Medicine
|March 11, 2022
Summary
Interferential current transcutaneous electrical sensory stimulation (IFC-TESS) safely improved swallowing function in patients with chronic obstructive pulmonary disease (COPD). This intervention shows promise for individuals with COPD experiencing swallowing difficulties.
Area of Science:
- Pulmonary Medicine
- Neurology
- Gastroenterology
Background:
- Swallowing dysfunction is prevalent in Chronic Obstructive Pulmonary Disease (COPD) patients, increasing exacerbation risk.
- The Repetitive Saliva Swallowing Test (RSST) effectively screens at-risk COPD patients.
- Limited evidence exists on interventions to improve swallowing in COPD patients.
Purpose of the Study:
- To evaluate the safety and efficacy of Interferential Current Transcutaneous Electrical Sensory Stimulation (IFC-TESS) in improving swallowing function in stable COPD patients.
- To assess changes in swallowing function using standardized tests (RSST, EAT-10) and tongue pressure.
Main Methods:
- A preliminary prospective study involving hospitalized stable COPD patients with RSST scores of 5 or less.
- IFC-TESS was administered twice daily for 10 days by nurses.
- Swallowing function was assessed before and after the 10-day intervention period.
Main Results:
- The IFC-TESS intervention was safely administered without patient or nurse discomfort.
- Significant improvements were observed in EAT-10 and RSST scores post-intervention.
- A trend towards improved tongue pressure was noted.
Conclusions:
- IFC-TESS appears to be a safe and promising intervention for enhancing swallowing function in COPD patients.
- This method may benefit COPD patients who fatigue easily and find traditional swallowing exercises challenging.
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