Study shows increased Alzheimer's biomarkers in patients after anesthesia and surgery

(Medical Xpress) -- The possibility that anesthesia and surgery produces lasting cognitive losses has gained attention over past decades, but direct evidence has remained ambiguous and controversial. Now, researchers at the Perelman School of Medicine at the University of Pennsylvania provide further evidence that Alzheimer's pathology may be increased in patients after surgery. The new research is published in the October 2011 issue of the journal Anesthesiology.

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