link
Bookmarks
Diffuse Leptomeningeal Glioneuronal Tumor
Luke L. Linscott, MD
To access 4,300 diagnoses written by the world's leading experts in radiology, please log in or subscribe.Subscribe
0
0
0
0

KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Pathology

          • Clinical Issues

            • Diagnostic Checklist

              TERMINOLOGY

              • Abbreviations

                • Diffuse leptomeningeal glioneuronal tumor (DLGT)
              • Synonyms

                • Disseminated oligodendroglial-like leptomeningeal tumor
                • Dysembryoplastic neuroepithelial tumor-like neoplasm
                • Meningeal gliomatosis
                • Diffuse leptomeningeal neurocytoma
                • Diffuse leptomeningeal gangliocytoma
                • Diffuse leptomeningeal oligodendrogliomatosis
              • Definitions

                • Low-grade glioneuronal tumor that presents with diffuse leptomeningeal dissemination

              IMAGING

              • General Features

                • CT Findings

                  • MR Findings

                    • Imaging Recommendations

                      DIFFERENTIAL DIAGNOSIS

                        PATHOLOGY

                        • General Features

                          • Staging, Grading, & Classification

                            • Microscopic Features

                              CLINICAL ISSUES

                              • Presentation

                                • Demographics

                                  • Natural History & Prognosis

                                    • Treatment

                                      DIAGNOSTIC CHECKLIST

                                      • Consider

                                        Selected References

                                        1. Abongwa C et al: Primary diffuse leptomeningeal glioneuronal tumors of the central nervous system: report of three cases and review of literature. Pediatr Hematol Oncol. 37(3):248-58, 2020
                                        2. Lakhani DA et al: Diffuse leptomeningeal glioneuronal tumor of childhood. AJNR Am J Neuroradiol. 41(11):2155-9, 2020
                                        3. Tiwari S et al: Diffuse leptomeningeal glioneuronal tumor: a unique leptomeningeal tumor entity. World Neurosurg. 135:297-300, 2020
                                        4. Aguilera D et al: Clinical responses of patients with diffuse leptomeningeal glioneuronal tumors to chemotherapy. Childs Nerv Syst. 34(2):329-34, 2018
                                        5. Deng MY et al: Molecularly defined diffuse leptomeningeal glioneuronal tumor (DLGNT) comprises two subgroups with distinct clinical and genetic features. Acta Neuropathol. 136(2):239-53, 2018
                                        6. Johnson DR et al: 2016 updates to the WHO Brain Tumor Classification System: what the radiologist needs to know. Radiographics. 37(7):2164-80, 2017
                                        7. Cho HJ et al: Primary diffuse leptomeningeal glioneuronal tumors. Brain Tumor Pathol. 32(1):49-55, 2015
                                        Related Anatomy
                                        Loading...
                                        Related Differential Diagnoses
                                        Loading...
                                        References
                                        Tables

                                        Tables

                                        KEY FACTS

                                        • Terminology

                                          • Imaging

                                            • Top Differential Diagnoses

                                              • Pathology

                                                • Clinical Issues

                                                  • Diagnostic Checklist

                                                    TERMINOLOGY

                                                    • Abbreviations

                                                      • Diffuse leptomeningeal glioneuronal tumor (DLGT)
                                                    • Synonyms

                                                      • Disseminated oligodendroglial-like leptomeningeal tumor
                                                      • Dysembryoplastic neuroepithelial tumor-like neoplasm
                                                      • Meningeal gliomatosis
                                                      • Diffuse leptomeningeal neurocytoma
                                                      • Diffuse leptomeningeal gangliocytoma
                                                      • Diffuse leptomeningeal oligodendrogliomatosis
                                                    • Definitions

                                                      • Low-grade glioneuronal tumor that presents with diffuse leptomeningeal dissemination

                                                    IMAGING

                                                    • General Features

                                                      • CT Findings

                                                        • MR Findings

                                                          • Imaging Recommendations

                                                            DIFFERENTIAL DIAGNOSIS

                                                              PATHOLOGY

                                                              • General Features

                                                                • Staging, Grading, & Classification

                                                                  • Microscopic Features

                                                                    CLINICAL ISSUES

                                                                    • Presentation

                                                                      • Demographics

                                                                        • Natural History & Prognosis

                                                                          • Treatment

                                                                            DIAGNOSTIC CHECKLIST

                                                                            • Consider

                                                                              Selected References

                                                                              1. Abongwa C et al: Primary diffuse leptomeningeal glioneuronal tumors of the central nervous system: report of three cases and review of literature. Pediatr Hematol Oncol. 37(3):248-58, 2020
                                                                              2. Lakhani DA et al: Diffuse leptomeningeal glioneuronal tumor of childhood. AJNR Am J Neuroradiol. 41(11):2155-9, 2020
                                                                              3. Tiwari S et al: Diffuse leptomeningeal glioneuronal tumor: a unique leptomeningeal tumor entity. World Neurosurg. 135:297-300, 2020
                                                                              4. Aguilera D et al: Clinical responses of patients with diffuse leptomeningeal glioneuronal tumors to chemotherapy. Childs Nerv Syst. 34(2):329-34, 2018
                                                                              5. Deng MY et al: Molecularly defined diffuse leptomeningeal glioneuronal tumor (DLGNT) comprises two subgroups with distinct clinical and genetic features. Acta Neuropathol. 136(2):239-53, 2018
                                                                              6. Johnson DR et al: 2016 updates to the WHO Brain Tumor Classification System: what the radiologist needs to know. Radiographics. 37(7):2164-80, 2017
                                                                              7. Cho HJ et al: Primary diffuse leptomeningeal glioneuronal tumors. Brain Tumor Pathol. 32(1):49-55, 2015