JAMA Medical News
September 2023 Medical News Summary
Sep 29, 2023
Discussion on a new blood test for Alzheimer's disease risk and the impact of wildfires on air quality and health. Opinions of experts on the test and effects of wildfires on air quality. Disproportionate impact of wildfire smoke and air pollution on vulnerable communities.
11:19
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Quick takeaways
- The AD Detect Blood Test for Alzheimer's disease is controversial and not recommended by experts due to its questionable accuracy and inability to differentiate between memory lapses and cognitive impairment.
- Wildfire smoke contains harmful substances that can lead to respiratory problems and other health issues, emphasizing the importance of taking precautions such as wearing masks and using air cleaners to mitigate exposure.
Deep dives
New Blood Test for Alzheimer's Disease Risk
Quest introduced the AD Detect Blood Test to measure amyloid deposition, a hallmark of Alzheimer's disease. The test is targeted at older adults with memory problems and offers the possibility of treatment with monoclonal antibodies or participation in clinical trials. Neurologists question the accuracy of the test and the ability to differentiate between memory lapses and mild cognitive impairment. The test's price has fluctuated and is currently listed at $299, not covered by Medicare. Experts do not recommend it.
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