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Epiploic Appendagitis
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

          • Diagnostic Checklist

            TERMINOLOGY

            • Abbreviations

              • Epiploic appendagitis (EA)
            • Synonyms

              • Appendicitis epiploicae
            • Definitions

              • Primary EA refers to ischemic infarction of epiploic appendage secondary to either torsion or spontaneous central draining vein thrombosis
              • Secondary EA is caused by inflammation of adjacent structure

            IMAGING

            • General Features

              • Ultrasonographic Findings

                • CT Findings

                  • Imaging Recommendations

                    DIFFERENTIAL DIAGNOSIS

                      PATHOLOGY

                      • General Features

                        • Gross Pathologic & Surgical Features

                          CLINICAL ISSUES

                          • Presentation

                            • Demographics

                              • Natural History & Prognosis

                                • Treatment

                                  DIAGNOSTIC CHECKLIST

                                  • Image Interpretation Pearls

                                    Selected References

                                    1. Menozzi G et al: Contrast-enhanced ultrasound appearance of primary epiploic appendagitis. J Ultrasound. 17(1):75-6, 2014
                                    2. Oztunali C et al: Radiologic findings of epiploic appendagitis. Med Ultrason. 15(1):71-2, 2013
                                    3. Kamaya A et al: Imaging manifestations of abdominal fat necrosis and its mimics. Radiographics. 31(7):2021-34, 2011
                                    4. Sand M et al: Epiploic appendagitis--clinical characteristics of an uncommon surgical diagnosis. BMC Surg. 7:11, 2007
                                    5. Singh AK et al: CT appearance of acute appendagitis. AJR Am J Roentgenol. 183(5):1303-7, 2004
                                    6. Boardman J et al: Radiologic-pathologic conference of Keller Army Community Hospital at West Point, the United States Military Academy: torsion of the epiploic appendage. AJR Am J Roentgenol. 180(3):748, 2003
                                    7. Rioux M et al: Primary epiploic appendagitis: clinical, US, and CT findings in 14 cases. Radiology. 191(2):523-6, 1994
                                    8. Carmichael DH et al: Epiploic disorders. Conditions of the epiploic appendages. Arch Surg. 120(10):1167-72, 1985
                                    9. Thomas JH et al: Epiploic appendagitis. Surg Gynecol Obstet. 138(1):23-5, 1974
                                    10. Fieber SS et al: Appendices epiploicae: clinical and pathological considerations; report of three cases and statistical analysis on one hundred five cases. AMA Arch Surg. 66(3):329-38, 1953
                                    Related Anatomy
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                                    Related Differential Diagnoses
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                                    References
                                    Tables

                                    Tables

                                    KEY FACTS

                                    • Terminology

                                      • Imaging

                                        • Top Differential Diagnoses

                                          • Pathology

                                            • Diagnostic Checklist

                                              TERMINOLOGY

                                              • Abbreviations

                                                • Epiploic appendagitis (EA)
                                              • Synonyms

                                                • Appendicitis epiploicae
                                              • Definitions

                                                • Primary EA refers to ischemic infarction of epiploic appendage secondary to either torsion or spontaneous central draining vein thrombosis
                                                • Secondary EA is caused by inflammation of adjacent structure

                                              IMAGING

                                              • General Features

                                                • Ultrasonographic Findings

                                                  • CT Findings

                                                    • Imaging Recommendations

                                                      DIFFERENTIAL DIAGNOSIS

                                                        PATHOLOGY

                                                        • General Features

                                                          • Gross Pathologic & Surgical Features

                                                            CLINICAL ISSUES

                                                            • Presentation

                                                              • Demographics

                                                                • Natural History & Prognosis

                                                                  • Treatment

                                                                    DIAGNOSTIC CHECKLIST

                                                                    • Image Interpretation Pearls

                                                                      Selected References

                                                                      1. Menozzi G et al: Contrast-enhanced ultrasound appearance of primary epiploic appendagitis. J Ultrasound. 17(1):75-6, 2014
                                                                      2. Oztunali C et al: Radiologic findings of epiploic appendagitis. Med Ultrason. 15(1):71-2, 2013
                                                                      3. Kamaya A et al: Imaging manifestations of abdominal fat necrosis and its mimics. Radiographics. 31(7):2021-34, 2011
                                                                      4. Sand M et al: Epiploic appendagitis--clinical characteristics of an uncommon surgical diagnosis. BMC Surg. 7:11, 2007
                                                                      5. Singh AK et al: CT appearance of acute appendagitis. AJR Am J Roentgenol. 183(5):1303-7, 2004
                                                                      6. Boardman J et al: Radiologic-pathologic conference of Keller Army Community Hospital at West Point, the United States Military Academy: torsion of the epiploic appendage. AJR Am J Roentgenol. 180(3):748, 2003
                                                                      7. Rioux M et al: Primary epiploic appendagitis: clinical, US, and CT findings in 14 cases. Radiology. 191(2):523-6, 1994
                                                                      8. Carmichael DH et al: Epiploic disorders. Conditions of the epiploic appendages. Arch Surg. 120(10):1167-72, 1985
                                                                      9. Thomas JH et al: Epiploic appendagitis. Surg Gynecol Obstet. 138(1):23-5, 1974
                                                                      10. Fieber SS et al: Appendices epiploicae: clinical and pathological considerations; report of three cases and statistical analysis on one hundred five cases. AMA Arch Surg. 66(3):329-38, 1953