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Transforaminal Nerve Blocks
Conrad Pun, MD; Donald V. La Barge, III, MD, MBA
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KEY FACTS

  • Terminology

    • Preprocedure

      • Procedure

        • Post Procedure

          TERMINOLOGY

          • Definitions

            • Nerve block: Selective anesthesia of spinal nerve root at level of neural foramen
              • a.k.a. selective nerve root block

          PREPROCEDURE

          • Indications

            • Contraindications

              • Preprocedure Imaging

                • Getting Started

                  PROCEDURE

                  • Patient Position/Location

                    • Equipment Preparation

                      • Procedure Steps

                        • Findings and Reporting

                          • Alternative Procedures/Therapies

                            POST PROCEDURE

                            • Things to Do

                              • Things to Avoid

                                OUTCOMES

                                • Problems

                                  • Complications

                                    • Expected Outcomes

                                      Selected References

                                      1. Yu RK et al: Extraforaminal needle tip position reduces risk of intravascular injection in CT-fluoroscopic lumbar transforaminal epidural steroid injections. J Spine Surg. 2(4):246-255, 2016
                                      2. Miller TS et al: Lateral decubitus positioning for cervical nerve root block using CT image guidance minimizes effective radiation dose and procedural time. AJNR Am J Neuroradiol. 34(1):23-8, 2013
                                      3. Eun SS et al: Computed tomography fluoroscopy-guided selective nerve root block for acute cervical disc herniation. J Korean Neurosurg Soc. 48(5):419-22, 2010
                                      4. Wolter T et al: CT-guided cervical selective nerve root block with a dorsal approach. AJNR Am J Neuroradiol. 31(10):1831-6, 2010
                                      5. Boezaart AP et al: Paravertebral block: cervical, thoracic, lumbar, and sacral. Curr Opin Anaesthesiol. 22(5):637-43, 2009
                                      6. Eckel TS et al: Epidural steroid injections and selective nerve root blocks. Tech Vasc Interv Radiol. 12(1):11-21, 2009
                                      7. Pobiel RS et al: Selective cervical nerve root blockade: prospective study of immediate and longer term complications. AJNR Am J Neuroradiol. 30(3):507-11, 2009
                                      8. Wolter T et al: Cervical CT-guided, selective nerve root blocks: improved safety by dorsal approach. AJNR Am J Neuroradiol. 30(2):336-7, 2009
                                      9. Schellhas KP et al: Selective cervical nerve root blockade: experience with a safe and reliable technique using an anterolateral approach for needle placement. AJNR Am J Neuroradiol. 28(10):1909-14, 2007
                                      10. Aguirre DA et al: Spinal CT-guided interventional procedures for management of chronic back pain. J Vasc Interv Radiol. 16(5):689-97, 2005
                                      Related Anatomy
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                                      Related Differential Diagnoses
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                                      References
                                      Tables

                                      Tables

                                      KEY FACTS

                                      • Terminology

                                        • Preprocedure

                                          • Procedure

                                            • Post Procedure

                                              TERMINOLOGY

                                              • Definitions

                                                • Nerve block: Selective anesthesia of spinal nerve root at level of neural foramen
                                                  • a.k.a. selective nerve root block

                                              PREPROCEDURE

                                              • Indications

                                                • Contraindications

                                                  • Preprocedure Imaging

                                                    • Getting Started

                                                      PROCEDURE

                                                      • Patient Position/Location

                                                        • Equipment Preparation

                                                          • Procedure Steps

                                                            • Findings and Reporting

                                                              • Alternative Procedures/Therapies

                                                                POST PROCEDURE

                                                                • Things to Do

                                                                  • Things to Avoid

                                                                    OUTCOMES

                                                                    • Problems

                                                                      • Complications

                                                                        • Expected Outcomes

                                                                          Selected References

                                                                          1. Yu RK et al: Extraforaminal needle tip position reduces risk of intravascular injection in CT-fluoroscopic lumbar transforaminal epidural steroid injections. J Spine Surg. 2(4):246-255, 2016
                                                                          2. Miller TS et al: Lateral decubitus positioning for cervical nerve root block using CT image guidance minimizes effective radiation dose and procedural time. AJNR Am J Neuroradiol. 34(1):23-8, 2013
                                                                          3. Eun SS et al: Computed tomography fluoroscopy-guided selective nerve root block for acute cervical disc herniation. J Korean Neurosurg Soc. 48(5):419-22, 2010
                                                                          4. Wolter T et al: CT-guided cervical selective nerve root block with a dorsal approach. AJNR Am J Neuroradiol. 31(10):1831-6, 2010
                                                                          5. Boezaart AP et al: Paravertebral block: cervical, thoracic, lumbar, and sacral. Curr Opin Anaesthesiol. 22(5):637-43, 2009
                                                                          6. Eckel TS et al: Epidural steroid injections and selective nerve root blocks. Tech Vasc Interv Radiol. 12(1):11-21, 2009
                                                                          7. Pobiel RS et al: Selective cervical nerve root blockade: prospective study of immediate and longer term complications. AJNR Am J Neuroradiol. 30(3):507-11, 2009
                                                                          8. Wolter T et al: Cervical CT-guided, selective nerve root blocks: improved safety by dorsal approach. AJNR Am J Neuroradiol. 30(2):336-7, 2009
                                                                          9. Schellhas KP et al: Selective cervical nerve root blockade: experience with a safe and reliable technique using an anterolateral approach for needle placement. AJNR Am J Neuroradiol. 28(10):1909-14, 2007
                                                                          10. Aguirre DA et al: Spinal CT-guided interventional procedures for management of chronic back pain. J Vasc Interv Radiol. 16(5):689-97, 2005