It isn’t just the testing for the novel coronavirus that has already anxious Americans upset these days. Controversies also are swirling around existing and developing ways for experts to screen older patients for cognitive decline, namely dementia and its most familiar form, Alzheimer’s disease.
Alzheimer’s disease, which accounts for 60%-80% of dementia cases, is the sixth leading cause of death in the United States overall and the fifth leading cause of death for those age 65 and older, researchers say. Medical scientists have engaged in furious efforts for a while now to determine the condition’s causes and to create treatments for it — a response that is sorely lacking now.
But the New York Times reported that experts believe they are nearing a better way to screen and diagnose the illness using the blood rather than current “expensive methods like PET scans of the brain and spinal taps for cerebrospinal fluid.” As reporter Pam Belluck wrote: