![]() ![]() ![]() Myasthenia gravis is an autoimmune neuromuscular disease that causes muscle weakness. Your doctor will call for an EMG to rule out or diagnose certain conditions, such as: Myasthenia gravis Some of the telltale signs that you may have one of these disorders include: Why would I need an EMG?Īn EMG is recommended if you begin displaying symptoms that point to a muscle or nerve disorder. This helps your doctor figure out why you might be experiencing nerve pain, muscle spasms, and more. Your nerves will also be examined by stimulating them with a low-grade electric impulse and record their speed and size. It uses electrodes to translate electric signals transmitted by motor neurons to determine the health of your affected muscles and nerve cells.ĭuring an EMG, your physician will insert a thin antenna-like needle directly into your muscle to record the electrical activity in that particular muscle. Electromyography (EMG) and Nerve Conduction Studies (NCV) are tests designed to help diagnose muscle or nerve dysfunction in the body. ![]()
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