A CT scan is usually performed on the painful disc after the dye is injected to obtain images of the dye distribution. This will demonstrate annular tears, scarring, disc bulges and changes in the nucleus of the disc. Thirty minutes plus an additional thirty minutes if a CT is indicated plus recovery time of several hours. A local skin anesthetic is given. A special needle is then inserted into the epidural space of the Cervical, Thoracic, lumbar or caudal spine.
Fluoroscopy is used to guide the needle and prevent complications from the needle.
Contrast medium is injected into the space to confirm proper placement and outline the effect of the herniation on the spine and nerve roots, films are taken for review with the patient. Relief of pain if the medication reaches the inflamed area or source of pain. Fifteen minutes plus approximately fifteen to forty-five minutes recovery time depending or not as to whether sedation is given. This space runs the length of the spine. DURA - Hard covering of the spinal cord which prevents fluid from leaking out and protects the spinal cord and nerve roots.