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Hepatic Artery Aneurysm/PSA
Akshya Gupta, MD; Shweta Bhatt, MD
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Clinical Issues

          • Diagnostic Checklist

            TERMINOLOGY

            • Abbreviations

              • Pseudoaneurysm (PSA)
            • Synonyms

              • PSA
                • a.k.a. false aneurysm
            • Definitions

              • True aneurysm
                • Degeneration or weakening of arterial media resulting in ballooning of vessel with intact endothelial lining
              • PSA
                • Injury to arterial wall resulting in focal contained extravasation of blood

            IMAGING

            • General Features

              • Ultrasonographic Findings

                • Radiographic Findings

                  • CT Findings

                    • MR Findings

                      • Angiographic Findings

                        • Imaging Recommendations

                          DIFFERENTIAL DIAGNOSIS

                            PATHOLOGY

                            • General Features

                              CLINICAL ISSUES

                              • Presentation

                                • Demographics

                                  • Natural History & Prognosis

                                    • Treatment

                                      DIAGNOSTIC CHECKLIST

                                      • Consider

                                        • Image Interpretation Pearls

                                          • Reporting Tips

                                            Selected References

                                            1. Elsayes KM et al: A comprehensive approach to hepatic vascular disease. Radiographics. 37(3):813-836, 2017
                                            2. Lu M et al: Review of visceral aneurysms and pseudoaneurysms. J Comput Assist Tomogr. 39(1):1-6, 2015
                                            3. Jesinger RA et al: Abdominal and pelvic aneurysms and pseudoaneurysms: imaging review with clinical, radiologic, and treatment correlation. Radiographics. 33(3):E71-96, 2013
                                            4. Nagaraja R et al: Hepatic artery pseudoaneurysms: a single-center experience. Ann Vasc Surg. 27(6):743-9, 2013
                                            5. Taourel P et al: Vascular emergencies in liver trauma. Eur J Radiol. 64(1):73-82, 2007
                                            6. Kim HJ et al: Hepatic artery pseudoaneurysms in adult living-donor liver transplantation: efficacy of CT and Doppler sonography. AJR Am J Roentgenol. 184(5):1549-55, 2005
                                            7. Vit A et al: Doppler evaluation of arterial complications of adult orthotopic liver transplantation. J Clin Ultrasound. 31(7):339-45, 2003
                                            8. Marshall MM et al: Hepatic artery pseudoaneurysms following liver transplantation: incidence, presenting features and management. Clin Radiol. 56(7):579-87, 2001
                                            9. Quiroga S et al: Complications of orthotopic liver transplantation: spectrum of findings with helical CT. Radiographics. 21(5):1085-102, 2001
                                            Related Anatomy
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                                            Related Differential Diagnoses
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                                            References
                                            Tables

                                            Tables

                                            KEY FACTS

                                            • Terminology

                                              • Imaging

                                                • Top Differential Diagnoses

                                                  • Clinical Issues

                                                    • Diagnostic Checklist

                                                      TERMINOLOGY

                                                      • Abbreviations

                                                        • Pseudoaneurysm (PSA)
                                                      • Synonyms

                                                        • PSA
                                                          • a.k.a. false aneurysm
                                                      • Definitions

                                                        • True aneurysm
                                                          • Degeneration or weakening of arterial media resulting in ballooning of vessel with intact endothelial lining
                                                        • PSA
                                                          • Injury to arterial wall resulting in focal contained extravasation of blood

                                                      IMAGING

                                                      • General Features

                                                        • Ultrasonographic Findings

                                                          • Radiographic Findings

                                                            • CT Findings

                                                              • MR Findings

                                                                • Angiographic Findings

                                                                  • Imaging Recommendations

                                                                    DIFFERENTIAL DIAGNOSIS

                                                                      PATHOLOGY

                                                                      • General Features

                                                                        CLINICAL ISSUES

                                                                        • Presentation

                                                                          • Demographics

                                                                            • Natural History & Prognosis

                                                                              • Treatment

                                                                                DIAGNOSTIC CHECKLIST

                                                                                • Consider

                                                                                  • Image Interpretation Pearls

                                                                                    • Reporting Tips

                                                                                      Selected References

                                                                                      1. Elsayes KM et al: A comprehensive approach to hepatic vascular disease. Radiographics. 37(3):813-836, 2017
                                                                                      2. Lu M et al: Review of visceral aneurysms and pseudoaneurysms. J Comput Assist Tomogr. 39(1):1-6, 2015
                                                                                      3. Jesinger RA et al: Abdominal and pelvic aneurysms and pseudoaneurysms: imaging review with clinical, radiologic, and treatment correlation. Radiographics. 33(3):E71-96, 2013
                                                                                      4. Nagaraja R et al: Hepatic artery pseudoaneurysms: a single-center experience. Ann Vasc Surg. 27(6):743-9, 2013
                                                                                      5. Taourel P et al: Vascular emergencies in liver trauma. Eur J Radiol. 64(1):73-82, 2007
                                                                                      6. Kim HJ et al: Hepatic artery pseudoaneurysms in adult living-donor liver transplantation: efficacy of CT and Doppler sonography. AJR Am J Roentgenol. 184(5):1549-55, 2005
                                                                                      7. Vit A et al: Doppler evaluation of arterial complications of adult orthotopic liver transplantation. J Clin Ultrasound. 31(7):339-45, 2003
                                                                                      8. Marshall MM et al: Hepatic artery pseudoaneurysms following liver transplantation: incidence, presenting features and management. Clin Radiol. 56(7):579-87, 2001
                                                                                      9. Quiroga S et al: Complications of orthotopic liver transplantation: spectrum of findings with helical CT. Radiographics. 21(5):1085-102, 2001