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Gastric Metastases and Lymphoma
Michael P. Federle, MD, FACR
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KEY FACTS

  • Imaging

    • Top Differential Diagnoses

      • Pathology

        • Clinical Issues

          • Diagnostic Checklist

            TERMINOLOGY

            • Definitions

              • Metastases from primary extragastric cancer
              • Lymphoma: Malignant gastric tumor of B lymphocytes

            IMAGING

            • General Features

              • Fluoroscopic Findings

                • CT Findings

                  • Ultrasonographic Findings

                    • Imaging Recommendations

                      DIFFERENTIAL DIAGNOSIS

                        PATHOLOGY

                        • General Features

                          • Staging, Grading, & Classification

                            • Gross Pathologic & Surgical Features

                              • Microscopic Features

                                CLINICAL ISSUES

                                • Presentation

                                  • Demographics

                                    • Natural History & Prognosis

                                      • Treatment

                                        DIAGNOSTIC CHECKLIST

                                        • Consider

                                          • Image Interpretation Pearls

                                            Selected References

                                            1. Fischbach W: MALT lymphoma: forget surgery? Dig Dis. 31(1):38-42, 2013
                                            2. Burke JS: Lymphoproliferative disorders of the gastrointestinal tract: a review and pragmatic guide to diagnosis. Arch Pathol Lab Med. 135(10):1283-97, 2011
                                            3. Kobayashi A et al: MR imaging of reactive lymphoid hyperplasia of the liver. J Gastrointest Surg. 15(7):1282-5, 2011
                                            4. Hargunani R et al: Cross-sectional imaging of gastric neoplasia. Clin Radiol. 64(4):420-9, 2009
                                            5. Gollub MJ: Imaging of gastrointestinal lymphoma. Radiol Clin North Am. 46(2):287-312, ix, 2008
                                            6. Santacroce L et al: Helicobacter pylori infection and gastric MALTomas: an up-to-date and therapy highlight. Clin Ter. 159(6):457-62, 2008
                                            7. Ba-Ssalamah A et al: Dedicated multidetector CT of the stomach: spectrum of diseases. Radiographics. 23(3):625-44, 2003
                                            8. Horton KM et al: Current role of CT in imaging of the stomach. Radiographics. 23(1):75-87, 2003
                                            9. Park MS et al: Radiographic findings of primary B-cell lymphoma of the stomach: low-grade versus high-grade malignancy in relation to the mucosa-associated lymphoid tissue concept. AJR Am J Roentgenol. 179(5):1297-304, 2002
                                            10. Fishman EK et al: CT of the stomach: spectrum of disease. Radiographics. 16(5):1035-54, 1996
                                            11. McDermott VG et al: Malignant melanoma metastatic to the gastrointestinal tract. AJR Am J Roentgenol. 166(4):809-13, 1996
                                            12. Feczko PJ et al: Metastatic disease involving the gastrointestinal tract. Radiol Clin North Am. 31(6):1359-73, 1993
                                            Related Anatomy
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                                            Related Differential Diagnoses
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                                            References
                                            Tables

                                            Tables

                                            KEY FACTS

                                            • Imaging

                                              • Top Differential Diagnoses

                                                • Pathology

                                                  • Clinical Issues

                                                    • Diagnostic Checklist

                                                      TERMINOLOGY

                                                      • Definitions

                                                        • Metastases from primary extragastric cancer
                                                        • Lymphoma: Malignant gastric tumor of B lymphocytes

                                                      IMAGING

                                                      • General Features

                                                        • Fluoroscopic Findings

                                                          • CT Findings

                                                            • Ultrasonographic Findings

                                                              • Imaging Recommendations

                                                                DIFFERENTIAL DIAGNOSIS

                                                                  PATHOLOGY

                                                                  • General Features

                                                                    • Staging, Grading, & Classification

                                                                      • Gross Pathologic & Surgical Features

                                                                        • Microscopic Features

                                                                          CLINICAL ISSUES

                                                                          • Presentation

                                                                            • Demographics

                                                                              • Natural History & Prognosis

                                                                                • Treatment

                                                                                  DIAGNOSTIC CHECKLIST

                                                                                  • Consider

                                                                                    • Image Interpretation Pearls

                                                                                      Selected References

                                                                                      1. Fischbach W: MALT lymphoma: forget surgery? Dig Dis. 31(1):38-42, 2013
                                                                                      2. Burke JS: Lymphoproliferative disorders of the gastrointestinal tract: a review and pragmatic guide to diagnosis. Arch Pathol Lab Med. 135(10):1283-97, 2011
                                                                                      3. Kobayashi A et al: MR imaging of reactive lymphoid hyperplasia of the liver. J Gastrointest Surg. 15(7):1282-5, 2011
                                                                                      4. Hargunani R et al: Cross-sectional imaging of gastric neoplasia. Clin Radiol. 64(4):420-9, 2009
                                                                                      5. Gollub MJ: Imaging of gastrointestinal lymphoma. Radiol Clin North Am. 46(2):287-312, ix, 2008
                                                                                      6. Santacroce L et al: Helicobacter pylori infection and gastric MALTomas: an up-to-date and therapy highlight. Clin Ter. 159(6):457-62, 2008
                                                                                      7. Ba-Ssalamah A et al: Dedicated multidetector CT of the stomach: spectrum of diseases. Radiographics. 23(3):625-44, 2003
                                                                                      8. Horton KM et al: Current role of CT in imaging of the stomach. Radiographics. 23(1):75-87, 2003
                                                                                      9. Park MS et al: Radiographic findings of primary B-cell lymphoma of the stomach: low-grade versus high-grade malignancy in relation to the mucosa-associated lymphoid tissue concept. AJR Am J Roentgenol. 179(5):1297-304, 2002
                                                                                      10. Fishman EK et al: CT of the stomach: spectrum of disease. Radiographics. 16(5):1035-54, 1996
                                                                                      11. McDermott VG et al: Malignant melanoma metastatic to the gastrointestinal tract. AJR Am J Roentgenol. 166(4):809-13, 1996
                                                                                      12. Feczko PJ et al: Metastatic disease involving the gastrointestinal tract. Radiol Clin North Am. 31(6):1359-73, 1993