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Gastrointestinal Bleeding
Michael P. Federle, MD, FACR; Venkata S Anne, MD
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KEY FACTS

  • Imaging Findings

    • Top Differential Diagnoses

      • Pathology

        • Clinical Issues

          • Diagnostic Checklist

            TERMINOLOGY

            • Definitions

              • Acute or chronic bleeding from gastrointestinal tract

            IMAGING FINDINGS

            • General Features

              • CT Findings

                • Angiographic Findings

                  • Nuclear Medicine Findings

                    • Imaging Recommendations

                      DIFFERENTIAL DIAGNOSIS

                        PATHOLOGY

                        • General Features

                          • Gross Pathologic & Surgical Features

                            • Microscopic Features

                              CLINICAL ISSUES

                              • Presentation

                                • Demographics

                                  • Natural History & Prognosis

                                    • Treatment

                                      DIAGNOSTIC CHECKLIST

                                      • Consider

                                        Selected References

                                        1. Tew K et al: MDCT of acute lower gastrointestinal bleeding. AJR Am J Roentgenol. 182(2):427-30, 2004
                                        2. Hastings GS: Angiographic localization and transcatheter treatment of gastrointestinal bleeding. Radiographics. 20(4):1160-8, 2000
                                        3. Maurer AH et al: Effects of in vitro versus in vivo red cell labeling on image quality in gastrointestinal bleeding studies. J Nucl Med Technol. 26(2):87-90, 1998
                                        4. Bunker SR: Cine scintigraphy of gastrointestinal bleeding. Radiology. 187(3):877-8, 1993
                                        5. Whitaker SC et al: The role of angiography in the investigation of acute or chronic gastrointestinal haemorrhage. Clin Radiol. 47(6):382-8, 1993
                                        Related Anatomy
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                                        Related Differential Diagnoses
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                                        References
                                        Tables

                                        Tables

                                        KEY FACTS

                                        • Imaging Findings

                                          • Top Differential Diagnoses

                                            • Pathology

                                              • Clinical Issues

                                                • Diagnostic Checklist

                                                  TERMINOLOGY

                                                  • Definitions

                                                    • Acute or chronic bleeding from gastrointestinal tract

                                                  IMAGING FINDINGS

                                                  • General Features

                                                    • CT Findings

                                                      • Angiographic Findings

                                                        • Nuclear Medicine Findings

                                                          • Imaging Recommendations

                                                            DIFFERENTIAL DIAGNOSIS

                                                              PATHOLOGY

                                                              • General Features

                                                                • Gross Pathologic & Surgical Features

                                                                  • Microscopic Features

                                                                    CLINICAL ISSUES

                                                                    • Presentation

                                                                      • Demographics

                                                                        • Natural History & Prognosis

                                                                          • Treatment

                                                                            DIAGNOSTIC CHECKLIST

                                                                            • Consider

                                                                              Selected References

                                                                              1. Tew K et al: MDCT of acute lower gastrointestinal bleeding. AJR Am J Roentgenol. 182(2):427-30, 2004
                                                                              2. Hastings GS: Angiographic localization and transcatheter treatment of gastrointestinal bleeding. Radiographics. 20(4):1160-8, 2000
                                                                              3. Maurer AH et al: Effects of in vitro versus in vivo red cell labeling on image quality in gastrointestinal bleeding studies. J Nucl Med Technol. 26(2):87-90, 1998
                                                                              4. Bunker SR: Cine scintigraphy of gastrointestinal bleeding. Radiology. 187(3):877-8, 1993
                                                                              5. Whitaker SC et al: The role of angiography in the investigation of acute or chronic gastrointestinal haemorrhage. Clin Radiol. 47(6):382-8, 1993