A pinched nerve occurs when excessive pressure is applied to a nerve by surrounding tissues such as bones, cartilage, muscles, or tendons. This pressure disrupts the nerve’s function, causing pain, tingling, numbness, or weakness. Common sites for pinched nerves include the neck, back, and extremities like arms or wrists.
Symptoms of a pinched nerve vary depending on its location. For a nerve pinched in the neck, symptoms may include sharp pain in the arm, shoulder pain, and feelings of numbness or pins and needles in the arm, accompanied by arm weakness. In cases of a pinched nerve in the lower back, the symptoms can manifest as pain that worsens with activities such as sitting or coughing, numbness in areas of the leg or foot, and leg weakness.
Treatment strategies for a pinched nerve focus on relieving pressure and reducing inflammation. For a pinched nerve in the neck, a cervical collar and a cervical pillow might be recommended, alongside physical therapy, range-of-motion exercises, and strengthening exercises. If the pain is severe, stronger medications may be prescribed.
Spinal stenosis, another condition related to nerve compression, involves the narrowing of the spinal canal, leading to pressure on the nerves. This can result in pain, numbness, or weakness in the extremities. Cervical stenosis affects the arms, legs, and sometimes balance, while lumbar stenosis usually impacts the buttocks and legs.
Herniated discs, which can occur in the cervical, thoracic, or lumbar spine, can also cause symptoms similar to a pinched nerve, with pain radiating into the shoulder, arm, hip, or leg, depending on the location of the herniation.
Peripheral neuropathy, a type of peripheral nerve disorder, produces symptoms like weakness, muscle cramps, twitching, pain, numbness, burning, and tingling, often in the feet and hands. These symptoms can develop over days, weeks, or years, and the pain can be difficult to control, significantly affecting emotional well-being.
For more information on pinched nerves and related conditions, visit the University of Rochester Medical Center’s Health Encyclopedia, Harvard Health’s article on Treating a Pinched Nerve, UC Davis Health’s page on Pinched Nerve, Radiculopathy, HSS’s condition list on Spinal Stenosis, Columbia Neurosurgery’s overview of Pinched Nerve, Ohio State Medical Center’s details on Cervical Radiculopathy, University of Utah Health’s information on Cervical Radiculopathy & Myelopathy, and more about Herniated Disc at Columbia Neurosurgery.
