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Abdominal Aortic Aneurysm
Michael P. Federle, MD, FACR; Amir A. Borhani, MD
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KEY FACTS

  • Terminology

    • Imaging

      • Pathology

        • Clinical Issues

          TERMINOLOGY

          • Abbreviations

            • Abdominal aortic aneurysm (AAA)
          • Definitions

            • Permanent focal dilation of abdominal aorta ≥ 1.5x its normal diameter
            • By convention, infrarenal aorta ≥ 3 cm in diameter is considered aneurysmal

          IMAGING

          • General Features

            • Imaging Recommendations

              • CT Findings

                PATHOLOGY

                • General Features

                  • Microscopic Features

                    CLINICAL ISSUES

                    • Presentation

                      • Demographics

                        • Natural History & Prognosis

                          • Treatment

                            Selected References

                            1. Mayer D et al: 10 years of emergency endovascular aneurysm repair for ruptured abdominal aortoiliac aneurysms: lessons learned. Ann Surg. 249(3):510-5, 2009
                            2. Tochii M et al: Is prompt surgical treatment of an abdominal aortic aneurysm justified for someone in their eighties? Ann Thorac Cardiovasc Surg. 15(1):23-30, 2009
                            3. Schwartz SA et al: CT findings of rupture, impending rupture, and contained rupture of abdominal aortic aneurysms. AJR Am J Roentgenol. 188(1):W57-62, 2007
                            4. Upchurch GR Jr et al: Abdominal aortic aneurysm. Am Fam Physician. 73(7):1198-204, 2006
                            5. Siegel CL et al: Abdominal aortic aneurysm morphology: CT features in patients with ruptured and nonruptured aneurysms. AJR Am J Roentgenol. 163(5):1123-9, 1994
                            6. Siegel CL et al: CT of abdominal aortic aneurysms. AJR Am J Roentgenol. 163(1):17-29, 1994
                            Related Anatomy
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                            Related Differential Diagnoses
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                            References
                            Tables

                            Tables

                            KEY FACTS

                            • Terminology

                              • Imaging

                                • Pathology

                                  • Clinical Issues

                                    TERMINOLOGY

                                    • Abbreviations

                                      • Abdominal aortic aneurysm (AAA)
                                    • Definitions

                                      • Permanent focal dilation of abdominal aorta ≥ 1.5x its normal diameter
                                      • By convention, infrarenal aorta ≥ 3 cm in diameter is considered aneurysmal

                                    IMAGING

                                    • General Features

                                      • Imaging Recommendations

                                        • CT Findings

                                          PATHOLOGY

                                          • General Features

                                            • Microscopic Features

                                              CLINICAL ISSUES

                                              • Presentation

                                                • Demographics

                                                  • Natural History & Prognosis

                                                    • Treatment

                                                      Selected References

                                                      1. Mayer D et al: 10 years of emergency endovascular aneurysm repair for ruptured abdominal aortoiliac aneurysms: lessons learned. Ann Surg. 249(3):510-5, 2009
                                                      2. Tochii M et al: Is prompt surgical treatment of an abdominal aortic aneurysm justified for someone in their eighties? Ann Thorac Cardiovasc Surg. 15(1):23-30, 2009
                                                      3. Schwartz SA et al: CT findings of rupture, impending rupture, and contained rupture of abdominal aortic aneurysms. AJR Am J Roentgenol. 188(1):W57-62, 2007
                                                      4. Upchurch GR Jr et al: Abdominal aortic aneurysm. Am Fam Physician. 73(7):1198-204, 2006
                                                      5. Siegel CL et al: Abdominal aortic aneurysm morphology: CT features in patients with ruptured and nonruptured aneurysms. AJR Am J Roentgenol. 163(5):1123-9, 1994
                                                      6. Siegel CL et al: CT of abdominal aortic aneurysms. AJR Am J Roentgenol. 163(1):17-29, 1994