Diseased tissue from the brain of an A...

Diseased tissue from the brain of an Alzheimer's patient showing senile plaques within the brain's gray matter. (Photograph by Cecil Fox, Photo Researchers, Inc. Reproduced by permission.)

Alzheimer's Disease Images

Diseased tissue from the brain of an A...

Diseased brain tissue from a patient w...

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(Gale Group)

Computer graphic comparing the brain a...

Colored positron emission tomography (...

The smaller, darker brain segment on t...

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