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nerves
- Electromyography (EMG) and Nerve Conduction Studies What are electromyography (EMG) and nerve conduction studies? Electromyography (EMG) and nerve conduction studies are tests that ... do I need an EMG test and a nerve conduction study? You may need these tests if ... muscles What happens during an EMG test and nerve conduction study? For an EMG test: You will ...
- ... group of eye diseases that can damage a nerve in the back of your eye called the optic nerve . This nerve connects your eyes to your brain, allowing you to see. Damage to the optic nerve can cause vision loss and blindness . Glaucoma tests ... eye. The high pressure may damage the optic nerve and lead to serious vision problems. There are ...
- ... that block or change the connection between your nerves and muscles. MG causes weakness in the voluntary ... names: Ice pack test, edrophonium test, tensilon test, nerve conduction study What are they used for? MG ... popping sounds when you're contracting your muscles. Nerve conduction study. This test measures how fast and ...
- ... canal. The spinal canal contains your spinal cord , nerve roots, and the subarachnoid space. The subarachnoid space ... find out if something is pressing on your nerves or spinal cord. This helps them choose the ... look for conditions and diseases that affect the nerves, blood vessels, and structures in the spinal canal. ...
- ... find disorders involving your brain, spinal cord, and nerves. Learn more. ... are also called your central nervous system Peripheral nerves that carry signals back and forth between your ... why you're having the exam. There are nerve tests to check for problems with your: Muscle ... balance , and coordination. These activities are controlled by nerves called motor nerves. Breathing , heartbeat, digestion , and other ...
- ... known as autonomic neuropathy . Autonomic neuropathy damages the nerves that control your internal organs. This can lead ... QSART). This test measures the function of the nerves that control sweating. During the test: You will ... is done. A computer will analyze how your nerves and sweat glands react to the electrical current. ...
- ... if high blood glucose (blood sugar) damages the nerves and blood vessels in your feet. Nerve damage from diabetes is called diabetic neuropathy . It ... to check the feet for: Problems with the nerves and blood flow. Signs of damage or injury. ... feet to see if they are the same Nerve exam. Your provider will do a few tests ...
- ... rare disorder where the immune system attacks the nerves that connect the brain and spinal cord to ... www.merckmanuals.com/home/brain-spinal-cord-and-nerve-disorders/biology-of-the-nervous-system/spinal-cord ... Inc.; c2025. Tests for Brain, Spinal Cord, and Nerve Disorders; [reviewed 2023 Aug; cited 2025 Feb 06]; [ ...
- ... disorder that attacks the outside covering of your nerves. Most people with MS have higher than normal ... Inc.; c2025. Tests for Brain, Spinal Cord, and Nerve Disorders; [modified 2024 Jul; cited 2025 Apr. 14]; [ ... www.merckmanuals.com/home/brain,-spinal-cord,-and-nerve-disorders/diagnosis-of-brain,-spinal-cord,-and-nerve- ...
- ... waves, they create electrical signals. The auditory (hearing) nerve carries the electrical signals from the inner ear ... often improve hearing. Sensorineural hearing loss (also called nerve deafness) happens when there's damage to the cochlea in the inner ear or the auditory nerve. This type of hearing loss ranges from mild ( ...
