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Splenosis
Siva P. Raman, MD
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Clinical Issues

          TERMINOLOGY

          • Definitions

            • Dissemination of splenic tissue into ectopic locations following splenic rupture (either traumatic or iatrogenic)

          IMAGING

          • General Features

            • CT Findings

              • MR Findings

                • Ultrasonographic 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

                                      Selected References

                                      1. Nadesalingam V et al: Metastatic malignancy mimics: a rare case of traumatic splenosis mimicking intra-abdominal malignancy. BMJ Case Rep. 13(2), 2020
                                      2. Pichon L et al: Splenosis mimicking peritoneal carcinomatosis. J Belg Soc Radiol. 104(1):14, 2020
                                      3. Vernuccio F et al: Abdominal splenosis and its differential diagnoses: what the radiologist needs to know. Curr Probl Diagn Radiol. 50(2):229-35, 2020
                                      4. Ananthan K et al: Intrahepatic and intra-abdominal splenosis: a case report and review of literature. World J Hepatol. 11(12):773-9, 2019
                                      5. Tandon YK et al: Splenosis: a great mimicker of neoplastic disease. Abdom Radiol (NY). 43(11):3054-9, 2018
                                      6. Diop AD et al: CT imaging of peritoneal carcinomatosis and its mimics. Diagn Interv Imaging. 95(9):861-72, 2014
                                      7. Yildiz AE et al: Splenic anomalies of shape, size, and location: pictorial essay. ScientificWorldJournal. 2013:321810, 2013
                                      8. Lake ST et al: CT of splenosis: patterns and pitfalls. AJR Am J Roentgenol. 199(6):W686-93, 2012
                                      9. Fremont RD et al: Splenosis: a review. South Med J. 100(6):589-93, 2007
                                      10. Gruen DR et al: Intrahepatic splenosis mimicking hepatic adenoma. AJR Am J Roentgenol. 168(3):725-6, 1997
                                      11. Elsayes KM et al: imaging of the spleen: spectrum of abnormalities. Radiographics. 2005 Jul-Aug;25(4):967-82. 25(4):967-82,
                                      12. Hagan I et al: heat-denatured Tc-99m red blood cell scintigraphy compared with Tc-99m sulfur colloid scintigraphy. 31(8):463-6, Clin
                                      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

                                              TERMINOLOGY

                                              • Definitions

                                                • Dissemination of splenic tissue into ectopic locations following splenic rupture (either traumatic or iatrogenic)

                                              IMAGING

                                              • General Features

                                                • CT Findings

                                                  • MR Findings

                                                    • Ultrasonographic 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

                                                                          Selected References

                                                                          1. Nadesalingam V et al: Metastatic malignancy mimics: a rare case of traumatic splenosis mimicking intra-abdominal malignancy. BMJ Case Rep. 13(2), 2020
                                                                          2. Pichon L et al: Splenosis mimicking peritoneal carcinomatosis. J Belg Soc Radiol. 104(1):14, 2020
                                                                          3. Vernuccio F et al: Abdominal splenosis and its differential diagnoses: what the radiologist needs to know. Curr Probl Diagn Radiol. 50(2):229-35, 2020
                                                                          4. Ananthan K et al: Intrahepatic and intra-abdominal splenosis: a case report and review of literature. World J Hepatol. 11(12):773-9, 2019
                                                                          5. Tandon YK et al: Splenosis: a great mimicker of neoplastic disease. Abdom Radiol (NY). 43(11):3054-9, 2018
                                                                          6. Diop AD et al: CT imaging of peritoneal carcinomatosis and its mimics. Diagn Interv Imaging. 95(9):861-72, 2014
                                                                          7. Yildiz AE et al: Splenic anomalies of shape, size, and location: pictorial essay. ScientificWorldJournal. 2013:321810, 2013
                                                                          8. Lake ST et al: CT of splenosis: patterns and pitfalls. AJR Am J Roentgenol. 199(6):W686-93, 2012
                                                                          9. Fremont RD et al: Splenosis: a review. South Med J. 100(6):589-93, 2007
                                                                          10. Gruen DR et al: Intrahepatic splenosis mimicking hepatic adenoma. AJR Am J Roentgenol. 168(3):725-6, 1997
                                                                          11. Elsayes KM et al: imaging of the spleen: spectrum of abnormalities. Radiographics. 2005 Jul-Aug;25(4):967-82. 25(4):967-82,
                                                                          12. Hagan I et al: heat-denatured Tc-99m red blood cell scintigraphy compared with Tc-99m sulfur colloid scintigraphy. 31(8):463-6, Clin