Electromyogram
Current as of: March 28, 2019
Author: Healthwise Staff
Medical Review:Anne C. Poinier, MD – Internal Medicine & Adam Husney, MD – Family Medicine & Martin J. Gabica, MD – Family Medicine & Karin M. Lindholm, DO – Neurology
An electromyogram (EMG) is a test that measures the electrical discharges made by the muscles. It can determine whether muscle weakness or paralysis is due to a nerve problem or to a problem with the muscle itself. During an electromyogram, a thin needle is placed in a muscle to measure its electrical activity at rest…