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Pineocytoma
Karen L. Salzman, MD; Laurie A. Loevner, MD
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Clinical Issues

          TERMINOLOGY

          • Abbreviations

            • Pineocytoma (PC)
          • Definitions

            • Slow-growing pineal parenchymal tumor (PPT) of young adults
              • Composed of small, uniform, mature cells resembling pineocytes

          IMAGING

          • General Features

            • CT Findings

              • MR 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. Balossier A et al: Role of radiosurgery in the management of pineal region tumours: indications, method, outcome. Neurochirurgie. 61(2-3):216-22, 2015
                                        2. Awa R et al: Neuroimaging diagnosis of pineal region tumors-quest for pathognomonic finding of germinoma. Neuroradiology. 56(7):525-34, 2014
                                        3. Farnia B et al: Clinical Outcomes and Patterns of Failure in Pineoblastoma: A 30-Year, Single-Institution Retrospective Review. World Neurosurg. 82(6):1232-1241, 2014
                                        4. Jouvet A et al: Pineal parenchymal tumours and pineal cysts. Neurochirurgie. ePub, 2014
                                        5. Dumrongpisutikul N et al: Distinguishing between germinomas and pineal cell tumors on MR imaging. AJNR Am J Neuroradiol. 33(3):550-5, 2012
                                        6. Tong T et al: MRI and 1H-MRS on diagnosis of pineal region tumors. Clin Imaging. 36(6):702-9, 2012
                                        7. VillĂ  S et al: Primary pineal tumors: outcome and prognostic factors--a study from the Rare Cancer Network (RCN). Clin Transl Oncol. 14(11):827-34, 2012
                                        8. Wilson DA et al: Long-term radiosurgical control of subtotally resected adult pineocytomas. J Neurosurg. 117(2):212-7, 2012
                                        9. Kano H et al: Role of stereotactic radiosurgery in the management of pineal parenchymal tumors. Prog Neurol Surg. 23:44-58, 2009
                                        10. Boco T et al: Papillary tumor of the pineal region. Neuropathology. 28(1):87-92, 2008
                                        11. Fakhran S et al: Pineocytoma mimicking a pineal cyst on imaging: true diagnostic dilemma or a case of incomplete imaging? AJNR Am J Neuroradiol. 29(1):159-63, 2008
                                        12. Lekovic GP et al: Role of Gamma Knife surgery in the management of pineal region tumors. Neurosurg Focus. 23(6):E12, 2007
                                        13. Reis F et al: Neuroimaging in pineal tumors. J Neuroimaging. 16(1):52-8, 2006
                                        14. Roberts CC et al: Imaging of the pineal region and spine: self-assessment module. AJR Am J Roentgenol. 186(3 Suppl):S224-6, 2006
                                        15. Deshmukh VR et al: Diagnosis and management of pineocytomas. Neurosurgery. 55(2):349-55; discussion 355-7, 2004
                                        16. Jackson AS et al: Pineal parenchymal tumours: I. Pineocytoma: a tumour responsive to platinum-based chemotherapy. Clin Oncol (R Coll Radiol). 16(4):238-43, 2004
                                        17. Kondziolka D et al: The role of radiosurgery for the treatment of pineal parenchymal tumors. Neurosurgery. 51(4):880-9, 2002
                                        18. Allmer DM et al: Dorsal midbrain syndrome secondary to a pineocytoma. Optometry. 72(4):234-8, 2001
                                        19. Hirato J et al: Pathology of pineal region tumors. J Neurooncol. 54(3):239-49, 2001
                                        20. Kobayashi T et al: Stereotactic gamma radiosurgery for pineal and related tumors. J Neurooncol. 54(3):301-9, 2001
                                        21. Rickert CH et al: Comparative genomic hybridization in pineal parenchymal tumors. Genes Chromosomes Cancer. 30(1):99-104, 2001
                                        22. Dario A et al: Cytogenetic and ultrastructural study of a pineocytoma case report. J Neurooncol. 48(2):131-4, 2000
                                        23. Fauchon F et al: Parenchymal pineal tumors: a clinicopathological study of 76 cases. Int J Radiat Oncol Biol Phys. 46(4):959-68, 2000
                                        24. Jouvet A et al: Pineal parenchymal tumors: a correlation of histological features with prognosis in 66 cases. Brain Pathol. 10(1):49-60, 2000
                                        25. Mena H et al: Pathology and genetics of tumours of the nervous system: Pineocytoma. Lyon: IARC Press. 118-21, 2000
                                        26. Nakamura M et al: Neuroradiological characteristics of pineocytoma and pineoblastoma. Neuroradiology. 42(7):509-14, 2000
                                        27. Tsumanuma I et al: Clinicopathological study of pineal parenchymal tumors: correlation between histopathological features, proliferative potential, and prognosis. Brain Tumor Pathol. 16(2):61-8, 1999
                                        28. Cho BK et al: Pineal tumors: experience with 48 cases over 10 years. Childs Nerv Syst. 14(1-2):53-8, 1998
                                        29. Matsumoto K et al: Pineocytoma with massive intratumoral hemorrhage after ventriculoperitoneal shunt--case report. Neurol Med Chir (Tokyo). 37(12):911-5, 1997
                                        30. Chiechi MV et al: Pineal parenchymal tumors: CT and MR features. J Comput Assist Tomogr. 19(4):509-17, 1995
                                        31. Schild SE et al: Pineal parenchymal tumors. Clinical, pathologic, and therapeutic aspects. Cancer. 72(3):870-80, 1993
                                        32. Smirniotopoulos JG et al: Pineal region masses: differential diagnosis. Radiographics. 12(3):577-96, 1992
                                        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

                                                • Abbreviations

                                                  • Pineocytoma (PC)
                                                • Definitions

                                                  • Slow-growing pineal parenchymal tumor (PPT) of young adults
                                                    • Composed of small, uniform, mature cells resembling pineocytes

                                                IMAGING

                                                • General Features

                                                  • CT Findings

                                                    • MR 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. Balossier A et al: Role of radiosurgery in the management of pineal region tumours: indications, method, outcome. Neurochirurgie. 61(2-3):216-22, 2015
                                                                              2. Awa R et al: Neuroimaging diagnosis of pineal region tumors-quest for pathognomonic finding of germinoma. Neuroradiology. 56(7):525-34, 2014
                                                                              3. Farnia B et al: Clinical Outcomes and Patterns of Failure in Pineoblastoma: A 30-Year, Single-Institution Retrospective Review. World Neurosurg. 82(6):1232-1241, 2014
                                                                              4. Jouvet A et al: Pineal parenchymal tumours and pineal cysts. Neurochirurgie. ePub, 2014
                                                                              5. Dumrongpisutikul N et al: Distinguishing between germinomas and pineal cell tumors on MR imaging. AJNR Am J Neuroradiol. 33(3):550-5, 2012
                                                                              6. Tong T et al: MRI and 1H-MRS on diagnosis of pineal region tumors. Clin Imaging. 36(6):702-9, 2012
                                                                              7. VillĂ  S et al: Primary pineal tumors: outcome and prognostic factors--a study from the Rare Cancer Network (RCN). Clin Transl Oncol. 14(11):827-34, 2012
                                                                              8. Wilson DA et al: Long-term radiosurgical control of subtotally resected adult pineocytomas. J Neurosurg. 117(2):212-7, 2012
                                                                              9. Kano H et al: Role of stereotactic radiosurgery in the management of pineal parenchymal tumors. Prog Neurol Surg. 23:44-58, 2009
                                                                              10. Boco T et al: Papillary tumor of the pineal region. Neuropathology. 28(1):87-92, 2008
                                                                              11. Fakhran S et al: Pineocytoma mimicking a pineal cyst on imaging: true diagnostic dilemma or a case of incomplete imaging? AJNR Am J Neuroradiol. 29(1):159-63, 2008
                                                                              12. Lekovic GP et al: Role of Gamma Knife surgery in the management of pineal region tumors. Neurosurg Focus. 23(6):E12, 2007
                                                                              13. Reis F et al: Neuroimaging in pineal tumors. J Neuroimaging. 16(1):52-8, 2006
                                                                              14. Roberts CC et al: Imaging of the pineal region and spine: self-assessment module. AJR Am J Roentgenol. 186(3 Suppl):S224-6, 2006
                                                                              15. Deshmukh VR et al: Diagnosis and management of pineocytomas. Neurosurgery. 55(2):349-55; discussion 355-7, 2004
                                                                              16. Jackson AS et al: Pineal parenchymal tumours: I. Pineocytoma: a tumour responsive to platinum-based chemotherapy. Clin Oncol (R Coll Radiol). 16(4):238-43, 2004
                                                                              17. Kondziolka D et al: The role of radiosurgery for the treatment of pineal parenchymal tumors. Neurosurgery. 51(4):880-9, 2002
                                                                              18. Allmer DM et al: Dorsal midbrain syndrome secondary to a pineocytoma. Optometry. 72(4):234-8, 2001
                                                                              19. Hirato J et al: Pathology of pineal region tumors. J Neurooncol. 54(3):239-49, 2001
                                                                              20. Kobayashi T et al: Stereotactic gamma radiosurgery for pineal and related tumors. J Neurooncol. 54(3):301-9, 2001
                                                                              21. Rickert CH et al: Comparative genomic hybridization in pineal parenchymal tumors. Genes Chromosomes Cancer. 30(1):99-104, 2001
                                                                              22. Dario A et al: Cytogenetic and ultrastructural study of a pineocytoma case report. J Neurooncol. 48(2):131-4, 2000
                                                                              23. Fauchon F et al: Parenchymal pineal tumors: a clinicopathological study of 76 cases. Int J Radiat Oncol Biol Phys. 46(4):959-68, 2000
                                                                              24. Jouvet A et al: Pineal parenchymal tumors: a correlation of histological features with prognosis in 66 cases. Brain Pathol. 10(1):49-60, 2000
                                                                              25. Mena H et al: Pathology and genetics of tumours of the nervous system: Pineocytoma. Lyon: IARC Press. 118-21, 2000
                                                                              26. Nakamura M et al: Neuroradiological characteristics of pineocytoma and pineoblastoma. Neuroradiology. 42(7):509-14, 2000
                                                                              27. Tsumanuma I et al: Clinicopathological study of pineal parenchymal tumors: correlation between histopathological features, proliferative potential, and prognosis. Brain Tumor Pathol. 16(2):61-8, 1999
                                                                              28. Cho BK et al: Pineal tumors: experience with 48 cases over 10 years. Childs Nerv Syst. 14(1-2):53-8, 1998
                                                                              29. Matsumoto K et al: Pineocytoma with massive intratumoral hemorrhage after ventriculoperitoneal shunt--case report. Neurol Med Chir (Tokyo). 37(12):911-5, 1997
                                                                              30. Chiechi MV et al: Pineal parenchymal tumors: CT and MR features. J Comput Assist Tomogr. 19(4):509-17, 1995
                                                                              31. Schild SE et al: Pineal parenchymal tumors. Clinical, pathologic, and therapeutic aspects. Cancer. 72(3):870-80, 1993
                                                                              32. Smirniotopoulos JG et al: Pineal region masses: differential diagnosis. Radiographics. 12(3):577-96, 1992