+Sciatica is a sharp pain radiating along the [Sciatic nerve](/wiki/sciatic_nerve), often from the lower back down one leg. It typically results from compression or irritation of a [spinal nerve](/wiki/spinal_nerve) root.
+## See also
+- [Nerve](/wiki/nerve)
+- [Back pain](/wiki/back_pain)
+- [Spine](/wiki/spine)
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