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PET scans

PET scans showing changes caused by Parkinson's Disease.

PET scans showing changes caused by Parkinson's Disease.

PET requires patients to be injected with a radioactive substance. The images a PET scanner produces shows where in the body the radioactive substance has been transported, in this case the brain. This means a PET image is a picture of what is happening metabolically in the body.

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Rights: National Aeronautics and Space Administration (NASA)
Published: 21 July 2007Size: 25.85 KB
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