The following text summarizes information provided in the video. There are 12 pairs of cranial nerves that emerge directly from the brain and are responsible for many functions, including movement and ...

Doctors use Spurling tests to assess possible causes of neck pain. A positive result can indicate a pinched nerve. A Spurling test can help a doctor make a quick assessment about the cause of neck ...

A nerve biopsy involves the process of removing a small length of a peripheral nerve for histologic examination under the microscope. Several nerves can be biopsied but the major requirement for ...

What Is Optic Nerve Drusen? Optic nerve drusen is a rare eye condition that affects between 3 and 24 people out of every 1,000 in the population. It’s difficult to estimate exactly how common this ...

What Is a Spurling Test? The Spurling test was introduced in 1944. The name comes from one of the neurosurgeons, Roy Spurling, who created the exam to test neck pain. This test is a provocative test ...

Doctors may use a range of tests to diagnose myasthenia gravis (MG), including blood tests, nerve conduction tests, and imaging tests. MG is a chronic autoimmune disease that affects the voluntary ...

Hereditary transthyretin-mediated amyloidosis (hATTR) is a rare condition that may cause polyneuropathy (nerve damage). If you have a family history or symptoms, your doctor may order tests to check ...