PET scans show many Alzheimer’s patients may not actually have the disease. A news article from the Washington Post.

https://www.washingtonpost.com/national/health-science/brain-scans-show-many-alzheimers-patients-may-not-actually-have-the-disease/2017/07/18/52013620-6bf2-11e7-9c15-177740635e83_story.html?utm_term=.8960a79438ce

 (For more information related to this research, check out the IDEAS Study)