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Diverticulitis
Michael P. Federle, MD, FACR
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Clinical Issues

          • Diagnostic Checklist

            TERMINOLOGY

            • Definitions

              • Intramural and pericolonic infectious/inflammatory process resulting from perforation of colonic diverticula.

            IMAGING

            • General Features

              • Fluoroscopic Findings

                • CT Findings

                  • Ultrasonographic Findings

                    • Imaging Recommendations

                      DIFFERENTIAL DIAGNOSIS

                        PATHOLOGY

                        • General Features

                          • Microscopic Features

                            CLINICAL ISSUES

                            • Presentation

                              • Demographics

                                • Natural History & Prognosis

                                  • Treatment

                                    DIAGNOSTIC CHECKLIST

                                    • Image Interpretation Pearls

                                      Selected References

                                      1. Choi YH et al: Do we need colonoscopy following acute diverticulitis detected on computed tomography to exclude colorectal malignancy? Dig Dis Sci. 59(9):2236-42, 2014
                                      2. de Vries HS et al: Routine colonoscopy is not required in uncomplicated diverticulitis: a systematic review. Surg Endosc. 28(7):2039-47, 2014
                                      3. Jackson JD et al: Systematic review: outpatient management of acute uncomplicated diverticulitis. Int J Colorectal Dis. 29(7):775-81, 2014
                                      4. Kechagias A et al: The role of C-reactive protein in the prediction of the clinical severity of acute diverticulitis. Am Surg. 80(4):391-5, 2014
                                      5. Sallinen VJ et al: Nonoperative management of perforated diverticulitis with extraluminal air is safe and effective in selected patients. Dis Colon Rectum. 57(7):875-81, 2014
                                      6. Ames JT et al: Septic thrombophlebitis of the portal venous system: clinical and imaging findings in thirty-three patients. Dig Dis Sci. 56(7):2179-84, 2011
                                      7. Etzioni DA et al: Diverticulitis in the United States: 1998-2005: changing patterns of disease and treatment. Ann Surg. 249(2):210-7, 2009
                                      8. Janes SE et al: Management of diverticulitis. BMJ. 332(7536):271-5, 2006
                                      9. Zaidi E et al: CT and clinical features of acute diverticulitis in an urban U.S. population: rising frequency in young, obese adults. AJR Am J Roentgenol. 187(3):689-94, 2006
                                      10. Blake MF et al: Laparoscopic sigmoid colectomy for chronic diverticular disease. JSLS. 9(4):382-5, 2005
                                      11. Salzman H et al: Diverticular disease: diagnosis and treatment. Am Fam Physician. 72(7):1229-34, 2005
                                      12. Tack D et al: Suspected acute colon diverticulitis: imaging with low-dose unenhanced multi-detector row CT. Radiology. 237(1):189-96, 2005
                                      13. Gore RM et al: Helical CT in the evaluation of the acute abdomen. AJR Am J Roentgenol. 174(4):901-13, 2000
                                      14. Horton KM et al: CT evaluation of the colon: inflammatory disease. Radiographics. 20(2):399-418, 2000
                                      15. Jang HJ et al: Acute diverticulitis of the cecum and ascending colon: the value of thin-section helical CT findings in excluding colonic carcinoma. AJR Am J Roentgenol. 174(5):1397-402, 2000
                                      16. Chintapalli KN et al: Diverticulitis versus colon cancer: differentiation with helical CT findings. Radiology. 210(2):429-35, 1999
                                      17. Rao PM et al: Colonic diverticulitis: evaluation of the arrowhead sign and the inflamed diverticulum for CT diagnosis. Radiology. 209(3):775-9, 1998
                                      18. Padidar AM et al: Differentiating sigmoid diverticulitis from carcinoma on CT scans: mesenteric inflammation suggests diverticulitis. AJR Am J Roentgenol. 163(1):81-3, 1994
                                      Related Anatomy
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                                      Related Differential Diagnoses
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                                      References
                                      Tables

                                      Tables

                                      KEY FACTS

                                      • Terminology

                                        • Imaging

                                          • Top Differential Diagnoses

                                            • Clinical Issues

                                              • Diagnostic Checklist

                                                TERMINOLOGY

                                                • Definitions

                                                  • Intramural and pericolonic infectious/inflammatory process resulting from perforation of colonic diverticula.

                                                IMAGING

                                                • General Features

                                                  • Fluoroscopic Findings

                                                    • CT Findings

                                                      • Ultrasonographic Findings

                                                        • Imaging Recommendations

                                                          DIFFERENTIAL DIAGNOSIS

                                                            PATHOLOGY

                                                            • General Features

                                                              • Microscopic Features

                                                                CLINICAL ISSUES

                                                                • Presentation

                                                                  • Demographics

                                                                    • Natural History & Prognosis

                                                                      • Treatment

                                                                        DIAGNOSTIC CHECKLIST

                                                                        • Image Interpretation Pearls

                                                                          Selected References

                                                                          1. Choi YH et al: Do we need colonoscopy following acute diverticulitis detected on computed tomography to exclude colorectal malignancy? Dig Dis Sci. 59(9):2236-42, 2014
                                                                          2. de Vries HS et al: Routine colonoscopy is not required in uncomplicated diverticulitis: a systematic review. Surg Endosc. 28(7):2039-47, 2014
                                                                          3. Jackson JD et al: Systematic review: outpatient management of acute uncomplicated diverticulitis. Int J Colorectal Dis. 29(7):775-81, 2014
                                                                          4. Kechagias A et al: The role of C-reactive protein in the prediction of the clinical severity of acute diverticulitis. Am Surg. 80(4):391-5, 2014
                                                                          5. Sallinen VJ et al: Nonoperative management of perforated diverticulitis with extraluminal air is safe and effective in selected patients. Dis Colon Rectum. 57(7):875-81, 2014
                                                                          6. Ames JT et al: Septic thrombophlebitis of the portal venous system: clinical and imaging findings in thirty-three patients. Dig Dis Sci. 56(7):2179-84, 2011
                                                                          7. Etzioni DA et al: Diverticulitis in the United States: 1998-2005: changing patterns of disease and treatment. Ann Surg. 249(2):210-7, 2009
                                                                          8. Janes SE et al: Management of diverticulitis. BMJ. 332(7536):271-5, 2006
                                                                          9. Zaidi E et al: CT and clinical features of acute diverticulitis in an urban U.S. population: rising frequency in young, obese adults. AJR Am J Roentgenol. 187(3):689-94, 2006
                                                                          10. Blake MF et al: Laparoscopic sigmoid colectomy for chronic diverticular disease. JSLS. 9(4):382-5, 2005
                                                                          11. Salzman H et al: Diverticular disease: diagnosis and treatment. Am Fam Physician. 72(7):1229-34, 2005
                                                                          12. Tack D et al: Suspected acute colon diverticulitis: imaging with low-dose unenhanced multi-detector row CT. Radiology. 237(1):189-96, 2005
                                                                          13. Gore RM et al: Helical CT in the evaluation of the acute abdomen. AJR Am J Roentgenol. 174(4):901-13, 2000
                                                                          14. Horton KM et al: CT evaluation of the colon: inflammatory disease. Radiographics. 20(2):399-418, 2000
                                                                          15. Jang HJ et al: Acute diverticulitis of the cecum and ascending colon: the value of thin-section helical CT findings in excluding colonic carcinoma. AJR Am J Roentgenol. 174(5):1397-402, 2000
                                                                          16. Chintapalli KN et al: Diverticulitis versus colon cancer: differentiation with helical CT findings. Radiology. 210(2):429-35, 1999
                                                                          17. Rao PM et al: Colonic diverticulitis: evaluation of the arrowhead sign and the inflamed diverticulum for CT diagnosis. Radiology. 209(3):775-9, 1998
                                                                          18. Padidar AM et al: Differentiating sigmoid diverticulitis from carcinoma on CT scans: mesenteric inflammation suggests diverticulitis. AJR Am J Roentgenol. 163(1):81-3, 1994