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What is a facet joint block?

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Also known as a zygapophysial joint block, the facet joint block is done to see if a facet joint is causing pain. Facet joints are on the back of your spine, where one vertebra slightly overlaps another. These joints guide and restrict your spine's movement.

From: Pain Management and Nerve Blocks WebMD Medical Reference

SOURCE: 

International Spine Intervention Society

Reviewed by Melinda Ratini on March 13, 2018

SOURCE: 

International Spine Intervention Society

Reviewed by Melinda Ratini on March 13, 2018

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What are risks and side effects of nerve blocks?

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