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Thoracic Aortic Aneurysm
Santiago Martínez-Jiménez, MD
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Pathology

          • Clinical Issues

            • Diagnostic Checklist

              TERMINOLOGY

              • Definitions

                • Aortic dilatation 50% of normal diameter
                • Ascending aorta and pulmonary trunk are often about same diameter under normal circumstances

              IMAGING

              • Radiographic Findings

                • CT Findings

                  • MR Findings

                    • Imaging Recommendations

                      DIFFERENTIAL DIAGNOSIS

                        PATHOLOGY

                        • General Features

                          • Gross Pathologic & Surgical Features

                            CLINICAL ISSUES

                            • Presentation

                              • Demographics

                                • Treatment

                                  • Imaging Follow-up

                                    DIAGNOSTIC CHECKLIST

                                    • Consider

                                      • Reporting Tips

                                        Selected References

                                        1. Hiratzka LF et al: 2010 ACCF/AHA/AATS/ACR/ASA/SCA/SCAI/SIR/STS/SVM guidelines for the diagnosis and management of patients with Thoracic Aortic Disease: a report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines, American Association for Thoracic Surgery, American College of Radiology, American Stroke Association, Society of Cardiovascular Anesthesiologists, Society for Cardiovascular Angiography and Interventions, Society of Interventional Radiology, Society of Thoracic Surgeons, and Society for Vascular Medicine. Circulation. 121(13):e266-369, 2010. Erratum in: Circulation. 122(4):e410, 2010
                                        2. 2010 ACCF/AHA/AATS/ACR/ASA/SCA/SCAI/SIR/STS/SVM GUIDELINES FOR THE DIAGNOSIS AND MANAGEMENT OF PATIENTS WITH THORACIC AORTIC DISEASE REPRESENTATIVE MEMBERS*. et al: Surgery for Aortic Dilatation in Patients With Bicuspid Aortic Valves: A Statement of Clarification From the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines. Circulation. 133(7):680-6, 2016
                                        3. Erbel R et al: 2014 ESC guidelines on the diagnosis and treatment of aortic diseases: Document covering acute and chronic aortic diseases of the thoracic and abdominal aorta of the adult. The Task Force for the Diagnosis and Treatment of Aortic Diseases of the European Society of Cardiology (ESC). Eur Heart J. 35(41):2873-926, 2014
                                        4. Goldfinger JZ et al: Thoracic aortic aneurysm and dissection. J Am Coll Cardiol. 64(16):1725-39, 2014
                                        5. Atar E et al: MR angiography for abdominal and thoracic aortic aneurysms: assessment before endovascular repair in patients with impaired renal function. AJR Am J Roentgenol. 186(2):386-93, 2006
                                        6. Isselbacher EM: Thoracic and abdominal aortic aneurysms. Circulation. 111(6):816-28, 2005
                                        7. Hager A et al: Diameters of the thoracic aorta throughout life as measured with helical computed tomography. J Thorac Cardiovasc Surg. 123(6):1060-6, 2002
                                        8. LePage MA et al: Aortic dissection: CT features that distinguish true lumen from false lumen. AJR Am J Roentgenol. 177(1):207-11, 2001
                                        9. Posniak HV et al: CT of thoracic aortic aneurysms. Radiographics. 10(5):839-55, 1990
                                        10. Feigl D et al: Mycotic aneurysms of the aortic root. A pathologic study of 20 cases. Chest. 90(4):553-7, 1986
                                        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

                                                    • Definitions

                                                      • Aortic dilatation 50% of normal diameter
                                                      • Ascending aorta and pulmonary trunk are often about same diameter under normal circumstances

                                                    IMAGING

                                                    • Radiographic Findings

                                                      • CT Findings

                                                        • MR Findings

                                                          • Imaging Recommendations

                                                            DIFFERENTIAL DIAGNOSIS

                                                              PATHOLOGY

                                                              • General Features

                                                                • Gross Pathologic & Surgical Features

                                                                  CLINICAL ISSUES

                                                                  • Presentation

                                                                    • Demographics

                                                                      • Treatment

                                                                        • Imaging Follow-up

                                                                          DIAGNOSTIC CHECKLIST

                                                                          • Consider

                                                                            • Reporting Tips

                                                                              Selected References

                                                                              1. Hiratzka LF et al: 2010 ACCF/AHA/AATS/ACR/ASA/SCA/SCAI/SIR/STS/SVM guidelines for the diagnosis and management of patients with Thoracic Aortic Disease: a report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines, American Association for Thoracic Surgery, American College of Radiology, American Stroke Association, Society of Cardiovascular Anesthesiologists, Society for Cardiovascular Angiography and Interventions, Society of Interventional Radiology, Society of Thoracic Surgeons, and Society for Vascular Medicine. Circulation. 121(13):e266-369, 2010. Erratum in: Circulation. 122(4):e410, 2010
                                                                              2. 2010 ACCF/AHA/AATS/ACR/ASA/SCA/SCAI/SIR/STS/SVM GUIDELINES FOR THE DIAGNOSIS AND MANAGEMENT OF PATIENTS WITH THORACIC AORTIC DISEASE REPRESENTATIVE MEMBERS*. et al: Surgery for Aortic Dilatation in Patients With Bicuspid Aortic Valves: A Statement of Clarification From the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines. Circulation. 133(7):680-6, 2016
                                                                              3. Erbel R et al: 2014 ESC guidelines on the diagnosis and treatment of aortic diseases: Document covering acute and chronic aortic diseases of the thoracic and abdominal aorta of the adult. The Task Force for the Diagnosis and Treatment of Aortic Diseases of the European Society of Cardiology (ESC). Eur Heart J. 35(41):2873-926, 2014
                                                                              4. Goldfinger JZ et al: Thoracic aortic aneurysm and dissection. J Am Coll Cardiol. 64(16):1725-39, 2014
                                                                              5. Atar E et al: MR angiography for abdominal and thoracic aortic aneurysms: assessment before endovascular repair in patients with impaired renal function. AJR Am J Roentgenol. 186(2):386-93, 2006
                                                                              6. Isselbacher EM: Thoracic and abdominal aortic aneurysms. Circulation. 111(6):816-28, 2005
                                                                              7. Hager A et al: Diameters of the thoracic aorta throughout life as measured with helical computed tomography. J Thorac Cardiovasc Surg. 123(6):1060-6, 2002
                                                                              8. LePage MA et al: Aortic dissection: CT features that distinguish true lumen from false lumen. AJR Am J Roentgenol. 177(1):207-11, 2001
                                                                              9. Posniak HV et al: CT of thoracic aortic aneurysms. Radiographics. 10(5):839-55, 1990
                                                                              10. Feigl D et al: Mycotic aneurysms of the aortic root. A pathologic study of 20 cases. Chest. 90(4):553-7, 1986