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Head and Neck
Diagnosis
Temporal Bone
Middle Ear-Mastoid
Congenital Lesions
Aberrant Internal Carotid Artery
Aberrant Internal Carotid Artery
Karen L. Salzman, MD, FACR
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Pathology

          • Clinical Issues

            TERMINOLOGY

            • Abbreviations

              • Aberrant internal carotid artery (AbICA)

            • Synonyms

              • Aberrant carotid artery

            • Definitions

              • Congenital vascular anomaly resulting from failure of formation of extracranial ICA with arterial collateral pathway

            IMAGING

            • General Features

              • CT Findings

                • MR Findings

                  • Angiographic Findings

                    • Imaging Recommendations

                      DIFFERENTIAL DIAGNOSIS

                        PATHOLOGY

                        • General Features

                          • Gross Pathologic & Surgical Features

                            • Microscopic Features

                              CLINICAL ISSUES

                              • Presentation

                                • Demographics

                                  • Natural History & Prognosis

                                    • Treatment

                                      DIAGNOSTIC CHECKLIST

                                      • Image Interpretation Pearls

                                        • Reporting Tips

                                          Selected References

                                          1. Lenkeit CP et al: Pulsatile tinnitus, StatPearls, 2021
                                          2. Anagiotos A et al: Aberrant internal carotid artery in the middle ear: the duplication variant. BMJ Case Rep. 12(4), 2019
                                          3. Pegge SA et al: Pulsatile tinnitus: differential diagnosis and radiological work-up. Curr Radiol Rep. 5(1):5, 2017
                                          4. Takano K et al: Pseudoaneurysm of an aberrant internal carotid artery in the middle ear caused by myringotomy. Auris Nasus Larynx. 43(6):698-701, 2016
                                          5. Yanmaz R et al: Aberrant internal carotid artery in the tympanic cavity. J Craniofac Surg. 27(8):2001-3, 2016
                                          6. Becker C et al: The clinical impact of aberrant internal carotid arteries in children. Int J Pediatr Otorhinolaryngol. 78(7):1123-7, 2014
                                          7. Honkura Y et al: Surgical treatment for the aberrant internal carotid artery in the middle ear with pulsatile tinnitus. Auris Nasus Larynx. 41(2):215-8, 2014
                                          8. Tugrul S et al: Intratympanic aberrant and hypoplastic carotid artery. Am J Otolaryngol. 34(5):608-10, 2013
                                          9. Glastonbury CM et al: Lateralized petrous internal carotid artery: imaging features and distinction from the aberrant internal carotid artery. Neuroradiology. 54(9):1007-13, 2012
                                          10. Song YS et al: Aberrant internal carotid artery causing objective pulsatile tinnitus and conductive hearing loss. Acta Otolaryngol. 132(10):1126-30, 2012
                                          11. Hatipoglu HG et al: A case of a coexisting aberrant internal carotid artery and persistent stapedial artery: the role of MR angiography in the diagnosis. Ear Nose Throat J. 90(5):E17-20, 2011
                                          12. Eryilmaz A et al: An aberrant internal carotid artery in the temporal bone presenting as a middle-ear mass: a case report. J Laryngol Otol. 122(9):983-5, 2008
                                          13. Sauvaget E et al: Aberrant internal carotid artery in the temporal bone: imaging findings and management. Arch Otolaryngol Head Neck Surg. 132(1):86-91, 2006
                                          14. Windfuhr JP: Aberrant internal carotid artery in the middle ear. Ann Otol Rhinol Laryngol Suppl. 192:1-16, 2004
                                          15. Kojima H et al: Aberrant carotid artery in the middle ear: multislice CT imaging aids in diagnosis. Am J Otolaryngol. 24(2): 92-6, 2003
                                          16. Rojas R et al: Aberrant internal carotid artery as a cause of pulsatile tinnitus and an intratympanic mass. Ear Nose Throat J. 82(3): 173-4, 2003
                                          17. Roll JD et al: Bilateral aberrant internal carotid arteries with bilateral persistent stapedial arteries and bilateral duplicated internal carotid arteries. AJNR Am J Neuroradiol. 24(4):762-5, 2003
                                          18. Jain R et al: Management of aberrant internal carotid artery injury: a real emergency. Otolaryngol Head Neck Surg. 127(5): 470-3, 2002
                                          19. Botma M et al: Aberrant internal carotid artery in the middle-ear space. J Laryngol Otol. 114(10):784-7, 2000
                                          20. Davis WL et al: MR angiography of an aberrant internal carotid artery. AJNR Am J Neuroradiol. 12(6):1225, 1991
                                          21. Lo WW et al: Aberrant carotid artery: radiologic diagnosis with emphasis on high-resolution computed tomography. Radiographics. 5(6):985-93, 1985
                                          Related Anatomy
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                                          Related Differential Diagnoses
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                                          References
                                          Tables

                                          Tables

                                          KEY FACTS

                                          • Terminology

                                            • Imaging

                                              • Top Differential Diagnoses

                                                • Pathology

                                                  • Clinical Issues

                                                    TERMINOLOGY

                                                    • Abbreviations

                                                      • Aberrant internal carotid artery (AbICA)

                                                    • Synonyms

                                                      • Aberrant carotid artery

                                                    • Definitions

                                                      • Congenital vascular anomaly resulting from failure of formation of extracranial ICA with arterial collateral pathway

                                                    IMAGING

                                                    • General Features

                                                      • CT Findings

                                                        • MR Findings

                                                          • Angiographic Findings

                                                            • Imaging Recommendations

                                                              DIFFERENTIAL DIAGNOSIS

                                                                PATHOLOGY

                                                                • General Features

                                                                  • Gross Pathologic & Surgical Features

                                                                    • Microscopic Features

                                                                      CLINICAL ISSUES

                                                                      • Presentation

                                                                        • Demographics

                                                                          • Natural History & Prognosis

                                                                            • Treatment

                                                                              DIAGNOSTIC CHECKLIST

                                                                              • Image Interpretation Pearls

                                                                                • Reporting Tips

                                                                                  Selected References

                                                                                  1. Lenkeit CP et al: Pulsatile tinnitus, StatPearls, 2021
                                                                                  2. Anagiotos A et al: Aberrant internal carotid artery in the middle ear: the duplication variant. BMJ Case Rep. 12(4), 2019
                                                                                  3. Pegge SA et al: Pulsatile tinnitus: differential diagnosis and radiological work-up. Curr Radiol Rep. 5(1):5, 2017
                                                                                  4. Takano K et al: Pseudoaneurysm of an aberrant internal carotid artery in the middle ear caused by myringotomy. Auris Nasus Larynx. 43(6):698-701, 2016
                                                                                  5. Yanmaz R et al: Aberrant internal carotid artery in the tympanic cavity. J Craniofac Surg. 27(8):2001-3, 2016
                                                                                  6. Becker C et al: The clinical impact of aberrant internal carotid arteries in children. Int J Pediatr Otorhinolaryngol. 78(7):1123-7, 2014
                                                                                  7. Honkura Y et al: Surgical treatment for the aberrant internal carotid artery in the middle ear with pulsatile tinnitus. Auris Nasus Larynx. 41(2):215-8, 2014
                                                                                  8. Tugrul S et al: Intratympanic aberrant and hypoplastic carotid artery. Am J Otolaryngol. 34(5):608-10, 2013
                                                                                  9. Glastonbury CM et al: Lateralized petrous internal carotid artery: imaging features and distinction from the aberrant internal carotid artery. Neuroradiology. 54(9):1007-13, 2012
                                                                                  10. Song YS et al: Aberrant internal carotid artery causing objective pulsatile tinnitus and conductive hearing loss. Acta Otolaryngol. 132(10):1126-30, 2012
                                                                                  11. Hatipoglu HG et al: A case of a coexisting aberrant internal carotid artery and persistent stapedial artery: the role of MR angiography in the diagnosis. Ear Nose Throat J. 90(5):E17-20, 2011
                                                                                  12. Eryilmaz A et al: An aberrant internal carotid artery in the temporal bone presenting as a middle-ear mass: a case report. J Laryngol Otol. 122(9):983-5, 2008
                                                                                  13. Sauvaget E et al: Aberrant internal carotid artery in the temporal bone: imaging findings and management. Arch Otolaryngol Head Neck Surg. 132(1):86-91, 2006
                                                                                  14. Windfuhr JP: Aberrant internal carotid artery in the middle ear. Ann Otol Rhinol Laryngol Suppl. 192:1-16, 2004
                                                                                  15. Kojima H et al: Aberrant carotid artery in the middle ear: multislice CT imaging aids in diagnosis. Am J Otolaryngol. 24(2): 92-6, 2003
                                                                                  16. Rojas R et al: Aberrant internal carotid artery as a cause of pulsatile tinnitus and an intratympanic mass. Ear Nose Throat J. 82(3): 173-4, 2003
                                                                                  17. Roll JD et al: Bilateral aberrant internal carotid arteries with bilateral persistent stapedial arteries and bilateral duplicated internal carotid arteries. AJNR Am J Neuroradiol. 24(4):762-5, 2003
                                                                                  18. Jain R et al: Management of aberrant internal carotid artery injury: a real emergency. Otolaryngol Head Neck Surg. 127(5): 470-3, 2002
                                                                                  19. Botma M et al: Aberrant internal carotid artery in the middle-ear space. J Laryngol Otol. 114(10):784-7, 2000
                                                                                  20. Davis WL et al: MR angiography of an aberrant internal carotid artery. AJNR Am J Neuroradiol. 12(6):1225, 1991
                                                                                  21. Lo WW et al: Aberrant carotid artery: radiologic diagnosis with emphasis on high-resolution computed tomography. Radiographics. 5(6):985-93, 1985