![]() It should not be painful.Ī small needle electrode will be inserted into a muscle at rest. You will feel mild discomfort from the shocks. Stimulus is given at various places to determine the specific site of the damage. If your nerve is damaged, the current will be slower and weaker. The electrodes will measure the current that travels down the nerve pathway. A small electrical stimulus is applied that causes the nerves to activate. Electrodes will be taped to the skin along the nerves that are being studied. ![]() Tell the doctor if you are sensitive to electric current or you have fear of needles. Tell your doctor about the medications you are takingĭon’t put oil, cream or lotion to the body or extremities. The test can record a muscle's electrical activity at rest or during a muscle contraction. NCS: A nerve conduction study (NCS) is a test that measures the speed and strength of electrical activity in a nerve.ĮMG: Electromyography (EMG) measures and records the electrical activity of a muscle.
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