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Segmental Omental Infarction
Tanzilah Afzal Barrow, MBChB, BA, MA (Oxon), FRCR; Sathi A. Sukumar, MBBS, FRCP (UK), FRCR
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Pathology

          • Clinical Issues

            • Diagnostic Checklist

              TERMINOLOGY

              • Abbreviations

                • Omental infarction (OI)
              • Definitions

                • Primary (idiopathic) OI refers to vascular compromise of omentum, ± torsion
                • Secondary OI may result from torsion due to: (a) attachment to acquired lesion (e.g., surgical scar and neoplasm), (b) trauma, or (c) hernial incarceration

              IMAGING

              • General Features

                • Imaging Recommendations

                  • CT Findings

                    • Ultrasonographic Findings

                      DIFFERENTIAL DIAGNOSIS

                        PATHOLOGY

                        • Staging, Grading, & Classification

                          CLINICAL ISSUES

                          • Presentation

                            • Demographics

                              • Treatment

                                Selected References

                                1. Yoo E et al: Greater and lesser omenta: normal anatomy and pathologic processes. Radiographics. 27(3):707-20, 2007
                                2. Baldisserotto M et al: Omental infarction in children: color Doppler sonography correlated with surgery and pathology findings. AJR Am J Roentgenol. 184(1):156-62, 2005
                                3. Singh AK et al. Acute Epiploic Appendagitis and Its Mimics.  Radiographics. 25(6): 1521-34, 2005
                                4. Grattan-Smith JD et al: Omental infarction in pediatric patients: sonographic and CT findings. AJR Am J Roentgenol. 178(6):1537-9, 2002
                                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

                                              • Omental infarction (OI)
                                            • Definitions

                                              • Primary (idiopathic) OI refers to vascular compromise of omentum, ± torsion
                                              • Secondary OI may result from torsion due to: (a) attachment to acquired lesion (e.g., surgical scar and neoplasm), (b) trauma, or (c) hernial incarceration

                                            IMAGING

                                            • General Features

                                              • Imaging Recommendations

                                                • CT Findings

                                                  • Ultrasonographic Findings

                                                    DIFFERENTIAL DIAGNOSIS

                                                      PATHOLOGY

                                                      • Staging, Grading, & Classification

                                                        CLINICAL ISSUES

                                                        • Presentation

                                                          • Demographics

                                                            • Treatment

                                                              Selected References

                                                              1. Yoo E et al: Greater and lesser omenta: normal anatomy and pathologic processes. Radiographics. 27(3):707-20, 2007
                                                              2. Baldisserotto M et al: Omental infarction in children: color Doppler sonography correlated with surgery and pathology findings. AJR Am J Roentgenol. 184(1):156-62, 2005
                                                              3. Singh AK et al. Acute Epiploic Appendagitis and Its Mimics.  Radiographics. 25(6): 1521-34, 2005
                                                              4. Grattan-Smith JD et al: Omental infarction in pediatric patients: sonographic and CT findings. AJR Am J Roentgenol. 178(6):1537-9, 2002