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HD-tDCS in Amyotrophic Lateral Sclerosis: A Multicenter Randomized Controlled Trial
Sponsor: Universidade Federal do Rio Grande do Norte
Summary
Amyotrophic Lateral Sclerosis (ALS) is a nervous system disease that causes muscle weakness and rapidly progresses to the loss of mobility and functionality. Studies suggest that High-Definition Transcranial Direct Current Stimulation (HD-tDCS) is a technique for modulating motor cortical hyperexcitability. However, evidence on the use of HD-tDCS as a neuromodulator of the diaphragmatic motor cortex in people with ALS is inconclusive.
Official title: High-Definition Transcranial Direct Current Stimulation (HD-tDCS) in Amyotrophic Lateral Sclerosis: A Multicenter Randomized Controlled Trial
Key Details
Gender
All
Age Range
18 Years - 80 Years
Study Type
INTERVENTIONAL
Enrollment
80
Start Date
2025-08-01
Completion Date
2027-12
Last Updated
2025-07-02
Healthy Volunteers
No
Conditions
Interventions
Active HD-tDCS
10 sessions of anodal HD-tDCS stimulation (neurostimulator coupled with a 4x1 HD-tDCS multichannel adapter) with a defined electrical current intensity over the cortical representation zone of the left diaphragmatic motor cortex
Simulated HD-tDCS
10 sessions of sham anodal HD-tDCS stimulation (neurostimulator coupled with a 4x1 HD-tDCS multichannel adapter) over the cortical representation zone of the left diaphragmatic motor cortex. The device will provide a 30-second ramp and then maintain a minimal, non-effective continuous current
Locations (4)
Universidade de Brasília - Campus Ceilândia
Brasília, Federal District, Brazil
PneumoCardioVascular Lab - HUOL/UFRN
Natal, Rio Grande do Norte, Brazil
Universidad Autónoma de Chile
Santiago, Santiago Metropolitan, Chile
Universidad do Chile
Santiago, Santiago Metropolitan, Chile