Meaning of BRAIN SCAN

Medical Dictionary
	Definition:		an imaging method used to find abnormalities in the brain, including brain cancer and cancer that has spread to the brain from other places in the body.
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Biology Dictionary
	Definition:		This is a technique to demonstrate the pattern of blood perfusion of the brain. The procedure involves intravenous injection of the radionuclide such as technetium 99m pertechnetate, mercury-210, or radioiodinated albumin. This method can diagnose cerebral hemorrhage, cerebrovascular accidents (CVA), tumor, hematoma, AV malformations, and aneurysms.
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