A nerve conduction test, also known as a nerve conduction study (NCS), is a diagnostic tool used to assess the function of nerves. It measures how quickly and effectively electrical signals travel along the nerves in your body. This test helps healthcare providers identify problems with peripheral nerves, which are the nerves located outside the brain and spinal cord. It provides insights into conditions that might be causing symptoms like numbness, tingling, or weakness.
Medical Professionals Involved
Several medical specialists are typically involved in both ordering and performing nerve conduction tests. Neurologists, who specialize in disorders of the nervous system, are frequently the primary physicians involved. They often have specific training in electrodiagnostic medicine, which includes performing and interpreting nerve conduction studies.
Physiatrists, also known as physical medicine and rehabilitation physicians, also play a significant role. These specialists focus on restoring function and quality of life for individuals with conditions affecting the brain, spinal cord, nerves, bones, joints, ligaments, muscles, and tendons. Like neurologists, physiatrists receive training in electrodiagnostic medicine to conduct these tests.
Clinical neurophysiologists are another group of experts who perform and interpret nerve conduction studies. These professionals are highly specialized in the electrical activity of the nervous system. Their expertise helps accurately assess test data and determine if nerve damage is present, its location, and severity, which guides further treatment decisions.
Healthcare Settings Offering the Test
Nerve conduction tests are performed in various healthcare settings. Hospital outpatient departments are common locations for these tests.
Specialized neurology clinics are another frequent site for nerve conduction studies. These clinics are dedicated to diagnosing and treating nervous system disorders, making them well-equipped with the necessary instruments and personnel.
Physical medicine and rehabilitation clinics also routinely offer nerve conduction tests. Given their focus on functional restoration, these clinics utilize NCS to help diagnose nerve-related issues impacting a patient’s mobility and daily activities. Some diagnostic imaging centers with dedicated neurophysiology labs may also perform these studies.
Steps to Schedule a Nerve Conduction Test
Scheduling a nerve conduction test typically begins with a consultation with a primary care physician or another specialist. A referral from a doctor is usually required before the test can be arranged. This initial consultation helps determine if a nerve conduction test is appropriate for your symptoms.
Once a referral is obtained, you can then proceed to schedule the appointment at a suitable healthcare facility. It is advisable to inquire about insurance coverage beforehand, as policies vary regarding diagnostic tests. You should also ask about any specific preparation instructions for the test, such as avoiding lotions or creams on the skin.
During the test, electrodes are placed on the skin over the nerves to be examined. A mild electrical impulse is delivered to stimulate the nerve, and the electrodes record the nerve’s response. The procedure generally takes between 15 minutes to over an hour, depending on the number of nerves being tested.