EEG (electroencephalogram) - Mayo Clinic
网页2024年5月29日 · An electroencephalogram (EEG) is a test that measures electrical activity in the brain. This test also is called an EEG. The test uses small, metal discs called electrodes that attach to the scalp.
Electroencephalogram (EEG) - Johns Hopkins Medicine
网页An EEG is a test that detects abnormalities in your brain waves, or in the electrical activity of your brain. During an EEG, electrodes are pasted onto your scalp. These are small metal disks with thin wires. They detect tiny electrical charges that …
EEG (Electroencephalogram): Purpose, Procedure, and Risks - Healthline
网页2021年11月9日 · An electroencephalogram (EEG) is a test used to evaluate the electrical activity in your brain. It can help detect potential problems with brain cell communication.
EEG (Electroencephalogram): What It Is, Procedure & Results
网页An EEG (electroencephalogram) is a safe, painless test that measures brain activity. Your healthcare provider may order an EEG to find out why you have certain symptoms like seizures, confusion or memory loss.
Electroencephalogram - StatPearls - NCBI Bookshelf
网页2022年10月3日 · An electroencephalogram (EEG) is an essential tool that studies the brain's electrical activity. Despite developing more advanced imaging techniques, EEG remains the essential paraclinical tool for seizure evaluation. It is primarily used to assess seizures and conditions that may mimic seizures.
EEG Test (Electroencephalogram): Purpose, Procedure, and Results - WebMD
网页2023年12月18日 · An EEG, or electroencephalogram, is a test that records the electrical signals of the brain by using small metal discs (called electrodes) that are attached to your scalp. Your brain cells...
Electroencephalogram (EEG): Purpose, Preparation, Risks, and ... - Health
网页2023年6月24日 · An electroencephalogram—or EEG for short—is a diagnostic test that looks at the electrical activity in your brain. An EEG is often used to detect and evaluate epilepsy (a...
Electroencephalogram (EEG) - NHS
网页An electroencephalogram (EEG) is a recording of brain activity. During this painless test, small sensors are attached to the scalp to pick up the electrical signals produced by the brain. These signals are recorded by a machine and are looked at by a doctor.
Electroencephalogram (EEG) - Harvard Health
网页2019年12月6日 · An electroencephalogram (EEG) is a recording of the brain's electrical activity. Metal electrodes attached to the skin on the outside of the head transform electrical activity into patterns, commonly called brain waves.
Electroencephalogram (EEG): Get Facts on the Procedure - MedicineNet
网页2009年9月16日 · An EEG, or electroencephalogram, is a test that can help diagnose epilepsy. During an EEG, the electrical signals of the brain are recorded. This electrical activity is detected by electrodes, or sensors, placed on the patient's scalp and transmitted to a polygraph that records the activity.