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Visceral Aneurysms and Pseudoaneurysms
Atif Zaheer, MD
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Pathology

          • Clinical Issues

            • Diagnostic Checklist

              TERMINOLOGY

              • Synonyms

                • Pseudoaneurysm: False aneurysm, as it does not involve all 3 arterial layers
              • Definitions

                • Vascular aneurysms of mesenteric vessels
                  • Weakening of all arterial layers
                • Pseudoaneurysm: Type of hematoma secondary to trauma and inflammation
                  • Does not involve all 3 arterial layers

              IMAGING

              • General Features

                • CT Findings

                  • MR Findings

                    • Ultrasonographic Findings

                      • Angiographic Findings

                        • Imaging Recommendations

                          DIFFERENTIAL DIAGNOSIS

                            PATHOLOGY

                            • General Features

                              CLINICAL ISSUES

                              • Presentation

                                • Demographics

                                  • Natural History & Prognosis

                                    • Treatment

                                      DIAGNOSTIC CHECKLIST

                                      • Consider

                                        Selected References

                                        1. Obara H et al: Current management strategies for visceral artery aneurysms: an overview. Surg Today. 50(1):38-49, 2020
                                        2. Fidler JL et al: Society of abdominal radiology gastrointestinal bleeding disease-focused panel consensus recommendations for CTA technical parameters in the evaluation of acute overt gastrointestinal bleeding. Abdom Radiol (NY). 44(9):2957-62, 2019
                                        3. Wells ML et al: CT for evaluation of acute gastrointestinal bleeding. Radiographics. 38(4):1089-107, 2018
                                        4. Lu M et al: Review of visceral aneurysms and pseudoaneurysms. J Comput Assist Tomogr. 39(1):1-6, 2015
                                        5. White RD et al: The celiac axis revisited: anatomic variants, pathologic features, and implications for modern endovascular management. Radiographics. 35(3):879-98, 2015
                                        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

                                                    • Synonyms

                                                      • Pseudoaneurysm: False aneurysm, as it does not involve all 3 arterial layers
                                                    • Definitions

                                                      • Vascular aneurysms of mesenteric vessels
                                                        • Weakening of all arterial layers
                                                      • Pseudoaneurysm: Type of hematoma secondary to trauma and inflammation
                                                        • Does not involve all 3 arterial layers

                                                    IMAGING

                                                    • General Features

                                                      • CT Findings

                                                        • MR Findings

                                                          • Ultrasonographic Findings

                                                            • Angiographic Findings

                                                              • Imaging Recommendations

                                                                DIFFERENTIAL DIAGNOSIS

                                                                  PATHOLOGY

                                                                  • General Features

                                                                    CLINICAL ISSUES

                                                                    • Presentation

                                                                      • Demographics

                                                                        • Natural History & Prognosis

                                                                          • Treatment

                                                                            DIAGNOSTIC CHECKLIST

                                                                            • Consider

                                                                              Selected References

                                                                              1. Obara H et al: Current management strategies for visceral artery aneurysms: an overview. Surg Today. 50(1):38-49, 2020
                                                                              2. Fidler JL et al: Society of abdominal radiology gastrointestinal bleeding disease-focused panel consensus recommendations for CTA technical parameters in the evaluation of acute overt gastrointestinal bleeding. Abdom Radiol (NY). 44(9):2957-62, 2019
                                                                              3. Wells ML et al: CT for evaluation of acute gastrointestinal bleeding. Radiographics. 38(4):1089-107, 2018
                                                                              4. Lu M et al: Review of visceral aneurysms and pseudoaneurysms. J Comput Assist Tomogr. 39(1):1-6, 2015
                                                                              5. White RD et al: The celiac axis revisited: anatomic variants, pathologic features, and implications for modern endovascular management. Radiographics. 35(3):879-98, 2015