What is the difference between an MRI CT scan EEG and PET scan?
What is the difference between an MRI CT scan EEG and PET scan? While CT and MRI scans show images of your body's internal organs and tissues, PET scans can give your healthcare provider a view of complex systemic diseases by showing problems at the cellular level. Unlike MRIs, PET scans use positrons. What do pet MRI and EEG tests measure? Electroencephalography (EEG) is used to show brain activity under certain psychological states, such as alertness or drowsiness. Positron emission tomography (PET) scans show brain processes by using the sugar glucose in the brain to illustrate where neurons are firing....