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Neurofeedback training for a patient with thalamic and cortical infarctions
Thomas S Bearden1, Jeffrey E Cassisi, Mario Pineda
1Jackson State University, Jackson, Mississippi, USA. fmb041@bellsouth.net
Applied Psychophysiology and Biofeedback
|September 11, 2003
Summary
This study shows that theta reduction neurofeedback training effectively decreased excessive theta brainwave activity in a stroke patient. This neurofeedback approach led to normalized brainwave patterns in the affected region.
Area of Science:
- Neuroscience
- Neurology
- Biomedical Engineering
Background:
- Stroke survivors often experience persistent cognitive and neurological deficits.
- Quantitative electroencephalography (QEEG) can identify abnormal brainwave patterns post-stroke.
- Neurofeedback offers a potential non-invasive therapeutic avenue for neurological recovery.
Observation:
- A 52-year-old male with left posterior and thalamic stroke presented with severe deficits including memory, naming, and alexia without agraphia.
- Pre-training QEEG revealed excessive theta activity and alpha attenuation in the left posterior region.
- The participant underwent 14 weeks of theta reduction neurofeedback targeting 4-8 Hz activity.
Findings:
- Neurofeedback sessions resulted in significant reductions in theta amplitude from targeted left hemisphere sites.
- Post-training QEEG showed a relative normalization of brainwave activity in the affected left posterior region.
- The study demonstrated the efficacy of targeted neurofeedback in modulating abnormal brainwave activity post-stroke.
Implications:
- Theta reduction neurofeedback may be a viable treatment for cognitive and neurological impairments following stroke.
- QEEG-guided neurofeedback can provide objective measures of treatment progress.
- Further research is warranted to explore the long-term effects and broader applicability of this neurofeedback protocol.