If the cauda equina nerves are damaged at the base of the spinal cord, it may result in a medical emergency called cauda equina syndrome. A hematoma or blood clot may form within the artery, blocking the blood supply to vital tissues, such as the brain and/or spinal cord.ĭamage to neighboring nerves may cause abnormal sensations, loss of sensation, or seizures. See Osteomyelitis, a Spinal Infection Bleedingĭamage to arteries may cause localized bleeding and pooling of blood within the soft tissues, epidural space, or membranes of the spinal cord. Safety of Epidural Corticosteroid Injections. Microbes from the patient’s skin are believed to be a common cause of infections.ġ Pountos I, Panteli M, Walters G, Bush D, Giannoudis PV. Soft tissue abscess: Accumulation of pus within the soft tissues at the site of injection.Osteomyelitis or discitis: Infection of the vertebral bone or disc.Meningitis: Inflammation of the brain and spinal cord membranes.Epidural abscess: Accumulation of pus in the epidural space.Essentials of Interventional Techniques in Managing Chronic Pain. Examples includeĤ Manchikanti L, Kaye AD, Falco FJE, Hirsch JA. Any duplication or distribution of the information contained herein is strictly prohibited.Infections may occur generally within the body (systemic infection), affect the brain and/or spinal cord, or occur locally in the area of the injection. No warranty of any kind, either expressed or implied, is made as to the accuracy, reliability, timeliness, or correctness of any translations made by a third-party service of the information provided herein into any other language. Links to other sites are provided for information only – they do not constitute endorsements of those other sites. A licensed medical professional should be consulted for diagnosis and treatment of any and all medical conditions. The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. This site complies with the HONcode standard for trustworthy health information: verify here. Learn more about A.D.A.M.'s editorial policy editorial process and privacy policy. is among the first to achieve this important distinction for online health information and services. follows rigorous standards of quality and accountability. is accredited by URAC, for Health Content Provider (URAC's accreditation program is an independent audit to verify that A.D.A.M. You are watched for 15 to 20 minutes after the injection before going home.Ī.D.A.M., Inc.It is important not to move during the procedure because the injection needs to be very precise. Most of the time, the procedure is not painful. You may feel some pressure during the injection.The numbing medicine can also identify the painful nerve. This medicine decreases swelling and pressure on the larger nerves around your spine and helps relieve pain. A mixture of steroid and numbing medicine is injected into the area.The provider likely uses an x-ray machine that produces real-time images to help guide the needle to the correct spot in your lower back. The provider inserts a needle into your back.You may be given medicine to help you relax. The health care provider cleans the area of your back where the needle will be inserted.If this position causes pain, you either sit up or lie on your side in a curled position. You then lie face down on an x-ray table.The procedure is done in the following way: ESI is done in a hospital or outpatient clinic.
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