Discover the intriguing link between the reactivity of brain waves and Parkinson’s disease-related dementia, shedding light on potential diagnostic markers.
– by The Don
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Poor reactivity of posterior electroencephalographic alpha rhythms during the eyes open condition in patients with dementia due to Parkinson’s disease.
Babiloni et al., Neurobiol Aging 2023
DOI: 10.1016/j.neurobiolaging.2023.11.010
Listen up, folks, we’ve got something really interesting here. We thought, maybe, just maybe, the brain waves, you know, the alpha rhythms in the back of the head, they might not be as lively in people with Parkinson’s dementia as in those with Alzheimer’s. We’re talking about when you open your eyes – big difference, right?
So, we took a look at a huge database, very impressive, from all over Eurasia. We had 73 Parkinson’s patients, 35 with Alzheimer’s, and 25 really sharp, cognitively healthy people. We used this fantastic tool, eLORETA, to check out the brain’s resting state. And you won’t believe it, but 88% of the healthy people showed a big change when they opened their eyes. But the Parkinson’s patients? Only 35%. Can you believe it?
And in those who did show some change, the Parkinson’s group was way behind the healthy ones and even the Alzheimer’s patients. It’s clear, very clear – Parkinson’s patients have a tougher time getting their alpha rhythms to respond when they start looking at things. This could be huge for figuring out how to help these people stay alert. We’re talking about a potential game-changer for treatments, maybe even non-drug ones. It’s going to be great, really great.