![]() Symptoms may include numbness, tingling, muscle weakness, muscle pain or cramping, or certain types of limb pain. What is the Purpose of the Test?Īn EMG may be necessary if you demonstrate signs or symptoms of a nerve or muscular disorder. ![]() ![]() The current is generally proportional to the level of your muscle activity.ĮMGs are used to check for peripheral nerve damage, pinched nerves, disc herniation, as well as determining a cause for muscle weakness. This test aids in the diagnosis of neuromuscular abnormalities in the human body.ĮMG is used to diagnose a wide variety of conditions and diseases by recording the electrical activity of your muscles when they are active. Electromyography (EMG) is a diagnostic test used to measure how well the muscles of your body respond to the electrical signals being emitted to motor nerves or specialized nerve cells.
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