![]() Such symptoms may include:ĮMG is a low-risk procedure, and complications are rare. Your doctor may order electromyography if you have signs or symptoms that may indicate a nerve or muscle disorder. An EMG uses tiny devices called electrodes to translate these signals into graphs, sounds or numerical values that are then interpreted by a specialist.ĭuring a needle EMG, a needle electrode inserted directly into a muscle records the electrical activity in that muscle.Ī nerve conduction study, another part of an EMG, uses electrode stickers applied to the skin (surface electrodes) to measure the speed and strength of signals traveling between two or more points. Motor neurons transmit electrical signals that cause muscles to contract. EMG results can reveal nerve dysfunction, muscle dysfunction or problems with nerve-to-muscle signal transmission. numbness in any part of the leg (typically the front and inside of the thigh, but potentially all the way down to the feet) tingling in any part of the leg dull aching pain in the genital. Electromyography, also known as EMG, is a diagnostic procedure to assess the health of muscles and the nerve cells that control them (motor neurons).
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