2024年1月31日 · 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.

What is sciatica? Sciatica is nerve pain from an injury or irritation to your sciatic nerve. In addition to pain, it can involve tingling or numbness in your back or butt that may also radiate down your leg. More severe symptoms are also possible.

2023年10月26日 · Sciatica is a common type of pain affecting the sciatic nerve, a large bundle of nerves extending from your lower spinal cord, through your butt, and down the back of each leg. The...

2023年9月25日 · The most distinctive sign of sciatica is pain that radiates from your lower back into the back or side or your legs. It can range from a mild ache to sharp, severe pain. You can also get numbness...

Your sciatic nerve is a long, important nerve that starts just outside of your spine and then travels through your pelvis, into your butt and then to the back of each thigh in each leg. It's a mixed nerve, which means it has both motor (movement) and sensory (sensation) fibers.

Sciatica, also called lumbar radiculopathy, is a pain that originates along your sciatic nerve. This nerve extends from the back of your pelvis down the back of your thigh. Your sciatic nerve is the main nerve in your leg. It is also the largest nerve in your entire body.

2022年10月7日 · What Is the Sciatic Nerve? Your sciatic nerve is about 1 centimeter wide and extends down your leg. The nerve does widen a little further down your leg. At its thickest, the sciatic nerve...

2024年1月31日 · People with severe pain or pain that doesn't improve within a few weeks may need: X-ray. An X-ray of the spine may reveal various mechanical changes that can affect the size of the holes where the nerve roots exit the spine. MRI. This procedure uses a powerful magnet and radio waves to produce cross-sectional images of the back.

Sciatica (also called lumbosacral radiculopathy) is pain along the sciatic nerves. These nerves run from the lower back, through the buttocks, and down the legs, ending just below the knee. A herniated disc, complications of osteoarthritis, injuries, or narrowing of …

2024年9月16日 · Sciatica is a symptom of a problem with the sciatic nerve, the largest nerve in the body. It controls muscles in the back of your knee and lower leg and provides feeling to the back of your thigh, part of your lower leg, and the sole of your foot.