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Intramural Benign Gastric Tumors
Michael P. Federle, MD, FACR
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Clinical Issues

          • Diagnostic Checklist

            TERMINOLOGY

            • Definitions

              • Benign mass composed of 1 or more tissue elements of gastric wall

            IMAGING

            • General Features

              • Radiographic Findings

                • CT Findings

                  • Imaging Recommendations

                    DIFFERENTIAL DIAGNOSIS

                      PATHOLOGY

                      • General Features

                        • Gross Pathologic & Surgical Features

                          • Microscopic Features

                            CLINICAL ISSUES

                            • Presentation

                              • Natural History & Prognosis

                                • Treatment

                                  DIAGNOSTIC CHECKLIST

                                  • Consider

                                    • Image Interpretation Pearls

                                      • Associated Abnormalities

                                        Selected References

                                        1. Armstrong C et al: Minimally invasive resection of benign gastric tumors in challenging locations: prepyloric region or gastroesophageal junction. Am Surg. 79(10):968-72, 2013
                                        2. Doyle LA et al: PEComa of the gastrointestinal tract: clinicopathologic study of 35 cases with evaluation of prognostic parameters. Am J Surg Pathol. 37(12):1769-82, 2013
                                        3. Kang HC et al: Beyond the GIST: mesenchymal tumors of the stomach. Radiographics. 33(6):1673-90, 2013
                                        4. Kobara H et al: Gastric heterotopic pancreas can be identified by endoscopic direct imaging with submucosal endoscopy. J Gastrointestin Liver Dis. 22(3):345-8, 2013
                                        5. Parmar AK et al: Laparoscopic management of a large duodenal lipoma presented as gastric outlet obstruction. JSLS. 17(3):459-62, 2013
                                        6. Rao C et al: Large gastric lipoma presenting with GI bleeding. Gastrointest Endosc. 77(3):512-3, 2013
                                        7. Levy AD et al: Gastrointestinal stromal tumors: radiologic features with pathologic correlation. Radiographics. 23(2):283-304, 456; quiz 532, 2003
                                        8. Pidhorecky I et al: Gastrointestinal stromal tumors: current diagnosis, biologic behavior, and management. Ann Surg Oncol. 7(9):705-12, 2000
                                        9. Suster S: Gastrointestinal stromal tumors. Semin Diagn Pathol. 13(4):297-313, 1996
                                        10. Taylor AJ et al: Gastrointestinal lipomas: a radiologic and pathologic review. AJR Am J Roentgenol. 155(6):1205-10, 1990
                                        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

                                                    • Benign mass composed of 1 or more tissue elements of gastric wall

                                                  IMAGING

                                                  • General Features

                                                    • Radiographic Findings

                                                      • CT Findings

                                                        • Imaging Recommendations

                                                          DIFFERENTIAL DIAGNOSIS

                                                            PATHOLOGY

                                                            • General Features

                                                              • Gross Pathologic & Surgical Features

                                                                • Microscopic Features

                                                                  CLINICAL ISSUES

                                                                  • Presentation

                                                                    • Natural History & Prognosis

                                                                      • Treatment

                                                                        DIAGNOSTIC CHECKLIST

                                                                        • Consider

                                                                          • Image Interpretation Pearls

                                                                            • Associated Abnormalities

                                                                              Selected References

                                                                              1. Armstrong C et al: Minimally invasive resection of benign gastric tumors in challenging locations: prepyloric region or gastroesophageal junction. Am Surg. 79(10):968-72, 2013
                                                                              2. Doyle LA et al: PEComa of the gastrointestinal tract: clinicopathologic study of 35 cases with evaluation of prognostic parameters. Am J Surg Pathol. 37(12):1769-82, 2013
                                                                              3. Kang HC et al: Beyond the GIST: mesenchymal tumors of the stomach. Radiographics. 33(6):1673-90, 2013
                                                                              4. Kobara H et al: Gastric heterotopic pancreas can be identified by endoscopic direct imaging with submucosal endoscopy. J Gastrointestin Liver Dis. 22(3):345-8, 2013
                                                                              5. Parmar AK et al: Laparoscopic management of a large duodenal lipoma presented as gastric outlet obstruction. JSLS. 17(3):459-62, 2013
                                                                              6. Rao C et al: Large gastric lipoma presenting with GI bleeding. Gastrointest Endosc. 77(3):512-3, 2013
                                                                              7. Levy AD et al: Gastrointestinal stromal tumors: radiologic features with pathologic correlation. Radiographics. 23(2):283-304, 456; quiz 532, 2003
                                                                              8. Pidhorecky I et al: Gastrointestinal stromal tumors: current diagnosis, biologic behavior, and management. Ann Surg Oncol. 7(9):705-12, 2000
                                                                              9. Suster S: Gastrointestinal stromal tumors. Semin Diagn Pathol. 13(4):297-313, 1996
                                                                              10. Taylor AJ et al: Gastrointestinal lipomas: a radiologic and pathologic review. AJR Am J Roentgenol. 155(6):1205-10, 1990