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  2. Brain positron emission tomography - Wikipedia

    en.wikipedia.org/wiki/Brain_positron_emission...

    PET scanning is also used for diagnosis of brain disease, most notably because brain tumors, strokes, and neurondegenerative diseases (such as Alzheimer's disease and Parkinson's disease) all cause great changes in brain metabolism, which in turn causes detectable changes in PET scans. PET is probably most useful in early cases of certain ...

  3. US removes coverage curb on PET scans for Alzheimer's ... - AOL

    www.aol.com/news/u-agency-removes-coverage-curb...

    “Amyloid PET scans are a proven tool and can be an important part of Alzheimer’s diagnosis and treatment,” Maria Carrillo, chief science officer of the Alzheimer’s Association, said in a ...

  4. Positron emission tomography - Wikipedia

    en.wikipedia.org/wiki/Positron_emission_tomography

    PET imaging with FDG takes advantage of the fact that the brain is normally a rapid user of glucose. Standard FDG PET of the brain measures regional glucose use and can be used in neuropathological diagnosis. Brain pathologies such as Alzheimer's disease (AD) greatly decrease brain metabolism of both glucose and oxygen in tandem. Therefore FDG ...

  5. CMS proposes broader coverage of PET scans for Alzheimer's ...

    www.aol.com/news/cms-proposes-broader-coverage...

    The agency proposes to remove the once-per-lifetime limit on beta amyloid PET scans that restricted their use to clinical trials. The changes will permit Medicare beneficiaries to seek ...

  6. Alzheimer's disease - Wikipedia

    en.wikipedia.org/wiki/Alzheimer's_disease

    PET scan of the brain of a person with Alzheimer's disease showing a loss of function in the temporal lobe. Alzheimer's disease (AD) can only be definitively diagnosed with autopsy findings; in the absence of autopsy, clinical diagnoses of AD are "possible" or "probable", based on other findings.

  7. Does Medicare pay for dementia care? Here’s what ... - AOL

    www.aol.com/finance/does-medicare-pay-dementia...

    Leqembi is covered by Medicare Part B, with the condition that a PET scan has confirmed the presence of amyloid plaques in the brain and that the patient is enrolled in a registry. The registry is ...