Sciatica is a term given to the pain felt caused by irritation or compression of the sciatic nerve. This is often caused by a herniated or “slipped” disc. Less common causes include spinal stenosis (narrowing of the nerve passages in the spine), spinal injury or infection, or a growth within the spine (such as a tumor).
Sciatic nerve compression (sciatica) causes:
Some may also experience muscle weakness in the affected leg.
Diagnosis
The diagnosis of sciatica is centered around the identification of its clinical symptoms and/or warning signs. Physician may request to do a passive straight leg raise test to test for pain on the affected leg, which is an indication for sciatica.
Warning signs include:
Other tests a physician may request are:
Recommended Management
Treatment for sciatica is not always necessary, as the condition often improves naturally within six weeks. If symptoms persist, a number of treatments are available.
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