These SPECT images show the blood flow in the brain of a person when there's no seizure activity (left) and during a seizure (middle). The subtraction SPECT coregistered to MRI (right) helps pinpoint the area of seizure activity by overlapping the SPECT results with brain MRI results.
Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission.
Check out these best-sellers and special offers on books and newsletters from Mayo Clinic Press.
Your GivingTuesday gift can go 2X as far.