Hidden Alzheimers warning signs found in Parkinsons patients without dementia

Researchers in Japan discovered that Parkinsons patients diagnosed in their 80s are far more likely to show signs of amyloid buildup, a hallmark of Alzheimers, even without dementia symptoms. The study compared younger and older patients, finding that older individuals had three times the rate of amyloid positivity. Surprisingly, Parkinsons patients overall showed lower amyloid buildup than healthy people their age, suggesting that Parkinsons might change the way Alzheimers-related processes unf...