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February 6, 2012
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Sciatica

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Sciatica Treatment

Epidural Cortisone Injections for Sciatica From Herniated Disc...Beneficial?

Medical Author: William C. Shiel Jr., MD, FACP, FACR

A majority of patients with sciatica from disc herniation have resolution of their pain with various conservative measures, including antiinflammatory and muscle-relaxant medications, exercises, physical therapy, and time. However, some 10%-15% of affected patients require surgical procedures to relieve the pain.

In recent decades, cortisone medications have been injected into the space around the spinal cord (epidural space) to reduce the inflammation and swelling of the disc herniation, thereby relieving irritation of the adjacent nerves. It has never been certain as to whether this procedure (epidural injection) can actually reduce the need for surgery.

Learn more about cortisone injections for the treatment of sciatica »


Sciatica facts

  • Sciatica is nerve pain from irritation of the sciatic nerve.
  • The sciatic nerve is the largest nerve in the body.
  • Sciatica pain is typically felt from the low back to behind the thigh and radiating down below the knee.
  • Treatments for sciatica depend on the underlying cause and the severity of the pain.

What is sciatica?

Sciatica is pain in the lower extremity resulting from irritation of the sciatic nerve. The pain of sciatica is typically felt from the low back (lumbar area) to behind the thigh and radiating down below the knee. The sciatic nerve is the largest nerve in the body and begins from nerve roots in the lumbar spinal cord in the low back and extends through the buttock area to send nerve endings down the lower limb. The pain of sciatica is sometimes referred to as sciatic nerve pain.

What are causes of sciatica?

While sciatica is most commonly a result of a lumbar disc herniation directly pressing on the nerve, any cause of irritation or inflammation of the sciatic nerve can reproduce the symptoms of sciatica. This irritation of nerves as a result of an abnormal intervertebral disc is referred to as radiculopathy. Aside from a pinched nerve from a disc, other causes of sciatica include irritation of the nerve from adjacent bone, tumors, muscle, internal bleeding, infections, injury, and other causes. Sometimes sciatica can occur because of irritation of the sciatic nerve during pregnancy.

Picture of a herniated disc, a common cause of sciatica

Picture of a herniated disc, a common cause of sciatica



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Suggested Reading on Sciatica by Our Doctors

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      • Radiculopathy, a condition in which a nerve or nerves along the spine are compressed causing pain, numbness, weakenss, and tingling along the nerve(s). Some causes of radiculopathy include bone spurs, disc hernation, osteoarthritis, tumors, infection, and neuropathy. Treatment depends on the are of nerve compression. Surgery is generally not required.
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Sciatica

What is radiculopathy?

Radiculopathy is a condition due to a compressed nerve in the spine that can cause pain, numbness, tingling, or weakness along the course of the nerve. Radiculopathy can occur in any part of the spine, but it is most common in the lower back (lumbar radiculopathy) and in the neck (cervical radiculopathy). It is less commonly found in the middle portion of the spine (thoracic radiculopathy).

What are the risk factors for radiculopathy?

Risk factors for radiculopathy are activities that place an excessive or repetitive load on the spine. Patients involved in heavy labor or contact sports are more prone to develop radiculopathy than those with a more sedentary lifestyle. A family history of radiculopathy or other spine disorders also increase the risk of developing radiculopathy.

What are the causes of radiculopathy?

Radiculopathy is caused by compression or irrit...

Read the Radiculopathy article »







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