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Persistent Stapedial Artery
H. Ric Harnsberger, MD
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Pathology

          • Clinical Issues

            • Diagnostic Checklist

              TERMINOLOGY

              • Abbreviations

                • Persistent stapedial artery (PSA)
              • Definitions

                • Rare congenital vascular anomaly in which embryological stapedial artery persists

              IMAGING

              • General Features

                • CT Findings

                  • Angiographic Findings

                    • Imaging Recommendations

                      DIFFERENTIAL DIAGNOSIS

                        PATHOLOGY

                        • General Features

                          • Gross Pathologic & Surgical Features

                            CLINICAL ISSUES

                            • Presentation

                              • Demographics

                                • Natural History & Prognosis

                                  • Treatment

                                    DIAGNOSTIC CHECKLIST

                                    • Consider

                                      • Image Interpretation Pearls

                                        Selected References

                                        1. Hitier M et al: Persistent stapedial arteries in human: from phylogeny to surgical consequences. Surg Radiol Anat. 35(10):883-91, 2013
                                        2. Saini J et al: Aberrant petrous internal carotid artery with cochlear anomaly-an unusual association. Surg Radiol Anat. 30(5):453-7, 2008
                                        3. Koesling S et al: Vascular anomalies, sutures and small canals of the temporal bone on axial CT. Eur J Radiol. 54(3):335-43, 2005
                                        4. Yilmaz T et al: Persistent stapedial artery: MR angiographic and CT findings. AJNR Am J Neuroradiol. 24(6):1133-5, 2003
                                        5. Silbergleit R et al: The persistent stapedial artery. AJNR Am J Neuroradiol. 21(3):572-7, 2000
                                        6. Thiers FA et al: Persistent stapedial artery: CT findings. AJNR Am J Neuroradiol. 21(8):1551-4, 2000
                                        7. Moreano EH et al: Prevalence of facial canal dehiscence and of persistent stapedial artery in the human middle ear: a report of 1000 temporal bones. Laryngoscope. 104(3 Pt 1):309-20, 1994
                                        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

                                                  • Diagnostic Checklist

                                                    TERMINOLOGY

                                                    • Abbreviations

                                                      • Persistent stapedial artery (PSA)
                                                    • Definitions

                                                      • Rare congenital vascular anomaly in which embryological stapedial artery persists

                                                    IMAGING

                                                    • General Features

                                                      • CT Findings

                                                        • Angiographic Findings

                                                          • Imaging Recommendations

                                                            DIFFERENTIAL DIAGNOSIS

                                                              PATHOLOGY

                                                              • General Features

                                                                • Gross Pathologic & Surgical Features

                                                                  CLINICAL ISSUES

                                                                  • Presentation

                                                                    • Demographics

                                                                      • Natural History & Prognosis

                                                                        • Treatment

                                                                          DIAGNOSTIC CHECKLIST

                                                                          • Consider

                                                                            • Image Interpretation Pearls

                                                                              Selected References

                                                                              1. Hitier M et al: Persistent stapedial arteries in human: from phylogeny to surgical consequences. Surg Radiol Anat. 35(10):883-91, 2013
                                                                              2. Saini J et al: Aberrant petrous internal carotid artery with cochlear anomaly-an unusual association. Surg Radiol Anat. 30(5):453-7, 2008
                                                                              3. Koesling S et al: Vascular anomalies, sutures and small canals of the temporal bone on axial CT. Eur J Radiol. 54(3):335-43, 2005
                                                                              4. Yilmaz T et al: Persistent stapedial artery: MR angiographic and CT findings. AJNR Am J Neuroradiol. 24(6):1133-5, 2003
                                                                              5. Silbergleit R et al: The persistent stapedial artery. AJNR Am J Neuroradiol. 21(3):572-7, 2000
                                                                              6. Thiers FA et al: Persistent stapedial artery: CT findings. AJNR Am J Neuroradiol. 21(8):1551-4, 2000
                                                                              7. Moreano EH et al: Prevalence of facial canal dehiscence and of persistent stapedial artery in the human middle ear: a report of 1000 temporal bones. Laryngoscope. 104(3 Pt 1):309-20, 1994