What are the side effects of EMG testing? What you should know before an EMG test? Joseph H. In-person and virtual physician appointments. Book online. Urgent Ortho Care. Same-day in-person or virtual appointments.
Get care. Your primary care doctor, or the doctor who ordered the EMG, will discuss the report with you at a follow-up appointment. Explore Mayo Clinic studies of tests and procedures to help prevent, detect, treat or manage conditions. Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission. This content does not have an English version. This content does not have an Arabic version. Overview Electromyography EMG is a diagnostic procedure to assess the health of muscles and the nerve cells that control them motor neurons.
Request an Appointment at Mayo Clinic. Share on: Facebook Twitter. Show references Daroff RB, et al. Clinical electromyography. In: Bradley's Neurology in Clinical Practice. Philadelphia, Pa. Accessed Jan. Horowitz SH. Overview of electromyography. Winn HR. Monitoring of neural function: Electromyography, nerve conduction, and evoked potentials. Youman and Winn Neurological Surgery. A computer will translate these signals into graphs or numerical values that can be interpreted by your doctor.
The entire procedure should take between 30 and 60 minutes. An EMG is a very low-risk exam. However, you may feel sore in the area that was tested. The soreness may last for a few days and can be relieved with an over-the-counter pain reliever, such as ibuprofen. In rare cases, you may experience tingling, bruising, and swelling at the needle insertion sites. Make sure to tell your doctor if the swelling or pain becomes worse. Your doctor may review the results with you right after the procedure.
However, if another healthcare provider ordered the EMG, then you may not know the results until you attend a follow-up appointment with your doctor.
If your EMG shows abnormal electrical activity when a muscle contracts, then you may have a herniated disc or a nerve disorder, such as ALS or carpal tunnel syndrome.
Depending on your results, your doctor will talk to you about any additional tests or treatments that might be needed. A nerve conduction velocity NCV test is used to assess nerve damage and dysfunction. The radial nerve runs down the underside of the arm and controls movement of the triceps the muscle located at the back of the upper arm.
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Try these 3 self-massage techniques. Many health conditions can cause swollen fingers. Most are rarely dangerous. However, if you have chronically swollen fingers with other symptoms…. Shoulder mobility stretches and exercises can help improve shoulder flexibility, reduce tension, increase range of motion, and prevent injury.
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