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Diverticulitis
Velauthan Rudralingam, MBBCh, FRCR (UK); Sathi A. Sukumar, MBBS, FRCP (UK), FRCR
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Pathology

          • Clinical Issues

            • Diagnostic Checklist

              TERMINOLOGY

              • Definitions

                • Diverticulum: Focal sac-like outpouching
                • Diverticulosis: Presence of colonic diverticula in absence of acute signs or symptoms
                • Diverticulitis: Inflammation of colonic diverticulum resulting in clinical signs

              IMAGING

              • General Features

                • Ultrasonographic Findings

                  • Radiographic Findings

                    • Fluoroscopic Findings

                      • CT Findings

                        • Imaging Recommendations

                          DIFFERENTIAL DIAGNOSIS

                            PATHOLOGY

                            • General Features

                              • Staging, Grading, & Classification

                                • Gross Pathologic & Surgical Features

                                  CLINICAL ISSUES

                                  • Presentation

                                    • Demographics

                                      • Natural History & Prognosis

                                        • Treatment

                                          DIAGNOSTIC CHECKLIST

                                          • Consider

                                            • Image Interpretation Pearls

                                              • Reporting Tips

                                                Selected References

                                                1. Klarenbeek BR et al: Review of current classifications for diverticular disease and a translation into clinical practice. Int J Colorectal Dis. 27(2):207-14, 2012
                                                2. Puylaert JB: Ultrasound of colon diverticulitis. Dig Dis. 30(1):56-9, 2012
                                                3. Goh V et al: Differentiation between diverticulitis and colorectal cancer: quantitative CT perfusion measurements versus morphologic criteria--initial experience. Radiology. 242(2):456-62, 2007
                                                4. West AB et al: The pathology of diverticulosis coli. J Clin Gastroenterol. 38(5 Suppl):S11-6, 2004
                                                5. Pereira JM et al: Disproportionate fat stranding: a helpful CT sign in patients with acute abdominal pain. Radiographics. 24(3):703-15, 2004
                                                6. O'Malley M et al: Ultrasound of gastrointestinal tract abnormalities with CT correlation. RadioGraphics. 23(1):59-72, 2003
                                                7. Horton KM et al: CT evaluation of the colon: inflammatory disease. RadioGraphics. 20(2):399-418, 2000
                                                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

                                                              • Diverticulum: Focal sac-like outpouching
                                                              • Diverticulosis: Presence of colonic diverticula in absence of acute signs or symptoms
                                                              • Diverticulitis: Inflammation of colonic diverticulum resulting in clinical signs

                                                            IMAGING

                                                            • General Features

                                                              • Ultrasonographic Findings

                                                                • Radiographic Findings

                                                                  • Fluoroscopic Findings

                                                                    • CT Findings

                                                                      • Imaging Recommendations

                                                                        DIFFERENTIAL DIAGNOSIS

                                                                          PATHOLOGY

                                                                          • General Features

                                                                            • Staging, Grading, & Classification

                                                                              • Gross Pathologic & Surgical Features

                                                                                CLINICAL ISSUES

                                                                                • Presentation

                                                                                  • Demographics

                                                                                    • Natural History & Prognosis

                                                                                      • Treatment

                                                                                        DIAGNOSTIC CHECKLIST

                                                                                        • Consider

                                                                                          • Image Interpretation Pearls

                                                                                            • Reporting Tips

                                                                                              Selected References

                                                                                              1. Klarenbeek BR et al: Review of current classifications for diverticular disease and a translation into clinical practice. Int J Colorectal Dis. 27(2):207-14, 2012
                                                                                              2. Puylaert JB: Ultrasound of colon diverticulitis. Dig Dis. 30(1):56-9, 2012
                                                                                              3. Goh V et al: Differentiation between diverticulitis and colorectal cancer: quantitative CT perfusion measurements versus morphologic criteria--initial experience. Radiology. 242(2):456-62, 2007
                                                                                              4. West AB et al: The pathology of diverticulosis coli. J Clin Gastroenterol. 38(5 Suppl):S11-6, 2004
                                                                                              5. Pereira JM et al: Disproportionate fat stranding: a helpful CT sign in patients with acute abdominal pain. Radiographics. 24(3):703-15, 2004
                                                                                              6. O'Malley M et al: Ultrasound of gastrointestinal tract abnormalities with CT correlation. RadioGraphics. 23(1):59-72, 2003
                                                                                              7. Horton KM et al: CT evaluation of the colon: inflammatory disease. RadioGraphics. 20(2):399-418, 2000