New guidelines have been developed by the Physicians Committee for Responsible Medicine. Outside experts say a healthy diet and exercise is always good advice, but evidence that this will reduce Alzheimer’s risk is lacking. Medscape Medical News

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While the Alzheimer’s Association is disappointed with the CMS draft decision not to allow wider reimbursement, some experts agree with the CMS that more data are needed before expanded use of the test is funded. Medscape Medical News

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Abstract: The side effects and interaction of memantine and donepezil hydrochloride when used concomitantly are currently unknown. We encountered a case of a 77-year-old female with Alzheimer’s disease in which the concomitant use of memantine exacerbated the prolonged electrocardiogram PR interval which appeared while donepezil hydrochloride was being orally administered.

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Retinal blood vessel changes may serve as biomarkers for amyloid plaque in the brain, which in turn may signal early stages of Alzheimer’s disease, new research shows. Medscape Medical News

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