There is less than 0.4% risk of this occurring (4 in a thousand people). The injection may not provide any relief of your symptoms. Patients are often disappointed if there is no pain relief, but the information that is gained can still be very helpful. Unfortunately, you won’t know until after the procedure whether it has helped or not.If one is inadvertently punctured, the procedure will be abandoned and a new appointment will be made for another attempt. There are many blood vessels in the neck.Potential complications are uncommon and include: What are the risks associated with a cervical nerve root block? Please make arrangements for someone to collect you from the hospital and take you home by car, as we advise not to use public transport or drive for 24 hours afterwards. Please do not stop any medication until you have spoken to us. If you are taking any blood thinning tablets which include anti-platelets, for example: aspirin, clopidogrel or anti-coagulants, for example: warfarin, dabigatran, rivaroxaban and apixaban please contact the department before the appointment on 01, as you may need to consult your GP before undergoing this test. It is important that you continue to monitor your levels carefully for three days after the procedure and consult your GP if necessary. If you are diabetic please inform the doctor before the examination as there is a possibility that your sugar levels will vary after the injection. There is no preparation for this procedure you can continue to eat and drink as normal. The doctor in charge of your case feels this is an appropriate procedure for you, to help to diagnose the cause of your pain. However you will have the opportunity for your opinion to be taken into account if you do not want the procedure carried out then you can decide against it. On the other hand, if there is no improvement following, this tends to suggest that there may be an alternative source of pain. If the pain improves following the injection, this suggests that the nerve is the most likely cause of the pain. Why do I need to have a cervical nerve root block? The procedure is designed to find out if a nerve is causing your pain by placing temporary numbing medicine in and around the nerve root in question. A cervical nerve root block may provide some pain relief, but more importantly it may provide diagnostic information for your doctor. Nerve roots can become irritated or inflamed as they leave the spine due to disc bulges, thickening of ligaments and also new bone formation. Inflammation of the cervical nerve roots may cause pain in the neck and/or arm. What is a cervical nerve root block?Ĭervical nerve roots leave the spinal cord in the neck and become nerves that travel down your arm. We hope the following information will answer some of the questions you may have about this procedure. Your doctor has requested that you have a cervical nerve root block.
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