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Sciatica occurs when the nerve roots to the sciatic nerve become pinched. The cause is usually a herniated disk in the spine or an overgrowth of bone, sometimes called bone spurs, on the spinal bones. More rarely, a tumor can put pressure on the nerve.
Pressure on the sciatic nerve can cause pain and often numbness down a leg. Self-care measures might help.
ANSWER: Sciatica can cause significant discomfort. The good news is that time and treatment often successfully resolve this condition. In most cases, surgery is not necessary to treat sciatica. Sciatica typically refers to pain from irritation of one of the spinal nerves in your low back.
In most cases, sciatica is caused by normal wear and tear in one of the disks in the low back. The disk herniates and bulges into the spinal canal, compressing one or more of the nerve roots which form the sciatic nerve and sending pain down the lower limb.
Causes. Back pain often develops without a cause that shows up in a test or an imaging study. Conditions commonly linked to back pain include: Muscle or ligament strain. Repeated heavy lifting or a sudden awkward movement can strain back muscles and spinal ligaments.
Pressure on the sciatic nerve can cause pain and often numbness down a leg. Self-care measures might help.
Causes. Peripheral nerves can be damaged in several ways: Injury from an accident, a fall or sports can stretch, compress, crush or cut nerves. Medical conditions, such as diabetes, Guillain-Barre syndrome and carpal tunnel syndrome, can damage nerves.
Trigeminal neuralgia (try-JEM-ih-nul nu-RAL-juh) is a condition that causes intense pain similar to an electric shock on one side of the face. It affects the trigeminal nerve, which carries signals from the face to the brain.
Sacroiliitis can cause pain and stiffness in the buttocks or lower back, and the pain might go down one or both legs. Standing or sitting for a long time or climbing stairs can make the pain worse. Sacroiliitis can be hard to diagnose. It can be mistaken for other causes of low back pain.
Postherpetic neuralgia (post-hur-PET-ik noo-RAL-juh) is the most common complication of shingles. It causes a burning pain in nerves and skin. The pain lasts long after the rash and blisters of shingles go away. The risk of postherpetic neuralgia rises with age.