It can help determine the presence, location and extent of these injuries and diseases. What can an EMG diagnose?Īn EMG can help diagnose several injuries or diseases that affect your motor nerves and muscles. You may have an EMG in an outpatient setting or as part of your stay in a hospital, depending on your situation. Your healthcare provider may recommend an EMG if you have symptoms such as muscle weakness or numbness and tingling. An EMG measures the response of muscles to electrical activity and how much electrical activity a muscle contraction produces. An NCS measures the flow of electrical current through a nerve before it reaches a muscle. Neurologists often perform an EMG test alongside a nerve conduction study (NCS). An EMG can detect issues with your motor nerves, muscles or the communication between the two. To produce movement, your motor (movement) nerves send electrical signals to your muscles. It’s one form of electrodiagnostic testing.Įvery body movement you make, from lifting your leg to nodding your head, involves complex communication between your central nervous system (your brain and spinal cord), nerves and muscles. What is an EMG (electromyography)?Įlectromyography (EMG) is a diagnostic test that evaluates the health and function of your skeletal muscles and the nerves that control them. Electromyography (EMG) is a diagnostic test that evaluates the health and function of your skeletal muscles and the nerves that control them.
0 Comments
Leave a Reply. |