EEGs

Definition

EEGs, or electroencephalograms, are tests that measure electrical activity in the brain using electrodes attached to the scalp. They provide a recording of brain waves, which can help identify general patterns of brain activity.

Related terms

MRI (Magnetic Resonance Imaging):

A technique that uses magnetic fields and radio waves to generate detailed images of the brain structure.

fMRI (Functional Magnetic Resonance Imaging):

An imaging technique that measures changes in blood flow within the brain to detect areas of increased neural activity.

PET scan (Positron Emission Tomography): A method that involves injecting a small amount of radioactive substance into the body to assess metabolic processes in the brain.