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Selective Nerve Root Block (SNRB)

What is it?
SNRB is a procedure that targets specific nerves and relieves the pain caused by inflammation. To ensure proper placement of the medication, the procedure is done under fluoroscopy or x-ray.

Who benefits?
SNRB is an excellent treatment for patients with back and leg pain, especially if there is continued pain following lumbar spine surgery.

Purpose
SNRB is a procedure that is performed to determine if a specific spinal nerve is the source of pain. By injecting steroid medication, the inflammation is reduced thus alleviating the pain. This may be a diagnostic block to evaluate for surgery – or a therapeutic block following failed surgery.

How is it done?
First, an IV is started and you may be given medicine for relaxation. Next, while lying on an x-ray table, your skin will be cleansed and prepared. The needle will be inserted into the space around the nerve while an anesthetic and steroid medication is slowly injected into the area.

What to Expect:
During the injection, pain may be increased temporarily. Following the procedure, you may experience some initial discomfort for about 2 or 3 days. Once the medication reaches the inflamed area, your pain should be relieved.

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