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Nerve blocks diagnose and treat pain caused by nerve damage or malfunction. These blocks can be performed by injecting medication into the area or the damaged parts of a nerve.
Nerve blocks are used for chronic pain. Nerve blocks target the sympathetic nerve system, a network of nerves that expand from the spine out to the body. The sympathetic nerves help in controlling involuntary body functions such as blood flow, sweating and digestion.
The location of the pain determines the area where you’ll receive the block. You may receive the block in the neck area if your pain is in the upper body. You may receive the block in the lumbar area of the back if the pain is in the lower body.
Side effects are usually temporary, you may experience the following within 24 hours of the procedure. These side effects should eventually subside:
Call your health care provider if you experience prolonged: