A cervical epidural steroid injection (cervical ESI) is an injection of anti-inflammatory medicine — a steroid or corticosteroid — into the epidural space around the spinal nerves in your neck.
The neck region of your spine is called the cervical spine. This region is made up of seven vertebrae. Your vertebrae are the 33 individual, interlocking bones that form your spinal column, which runs from the base of your skull to your tailbone. These bones help protect your spinal cord from injury. Between the vertebral bones are disks that provide cushioning for your vertebrae and flexibility for you.
Your spinal cord is a very important bundle of nerves that runs from your brain to your lower back. Your spinal cord acts like a highway that connects the nerves located all over your body to your brain so that your brain can send signals and communicate with the rest of your body.
Sometimes, nerve roots that are attached to the cervical region (neck region) of your spinal cord can become pinched or inflamed. This can happen, for example, if you have a herniated disk. The inflamed nerves can cause pain, and the pain may radiate down your shoulder and/or a
