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Optic Nerve Sheath Tram-Track Sign
Kristine M. Mosier, DMD, PhD
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DIFFERENTIAL DIAGNOSIS

    ESSENTIAL INFORMATION

    • Key Differential Diagnosis Issues

      • Helpful Clues for Common Diagnoses

        • Helpful Clues for Less Common Diagnoses

          • Helpful Clues for Rare Diagnoses

            Selected References

            1. Buch D et al: Combined brain and anterior visual pathways' MRIs assist in early identification of neuromyelitis optica spectrum disorder at onset of optic neuritis. Acta Neurol Belg. 117(1):67-74, 2017
            2. Purohit BS et al: Orbital tumours and tumour-like lesions: exploring the armamentarium of multiparametric imaging. Insights Imaging. 7(1):43-68, 2016
            3. Liu TY et al: Giant cell arteritis presenting as unilateral anterior ischemic optic neuropathy associated with bilateral optic nerve sheath enhancement on magnetic resonance imaging. J Neuroophthalmol. 35(4):360-3, 2015
            4. Mealy MA et al: Longitudinally extensive optic neuritis as an MRI biomarker distinguishes neuromyelitis optica from multiple sclerosis. J Neurol Sci. 355(1-2):59-63, 2015
            5. Tantiwongkosi B et al: Imaging of optic neuropathy and chiasmal syndromes. Neuroimaging Clin N Am. 25(3):395-410, 2015
            6. Haradome K et al: Orbital lymphoproliferative disorders (OLPDs): value of MR imaging for differentiating orbital lymphoma from benign OPLDs. AJNR Am J Neuroradiol. 35(10):1976-82, 2014
            7. Hickman SJ et al: The optic nerve sheath on MRI in acute optic neuritis. Neuroradiology. 47(1):51-5, 2005
            8. Ashdown BC et al: Aspergillosis of the brain and paranasal sinuses in immunocompromised patients: CT and MR imaging findings. AJR Am J Roentgenol. 162(1):155-9, 1994
            Related Anatomy
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            Related Differential Diagnoses
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            References
            Tables

            Tables

            DIFFERENTIAL DIAGNOSIS

              ESSENTIAL INFORMATION

              • Key Differential Diagnosis Issues

                • Helpful Clues for Common Diagnoses

                  • Helpful Clues for Less Common Diagnoses

                    • Helpful Clues for Rare Diagnoses

                      Selected References

                      1. Buch D et al: Combined brain and anterior visual pathways' MRIs assist in early identification of neuromyelitis optica spectrum disorder at onset of optic neuritis. Acta Neurol Belg. 117(1):67-74, 2017
                      2. Purohit BS et al: Orbital tumours and tumour-like lesions: exploring the armamentarium of multiparametric imaging. Insights Imaging. 7(1):43-68, 2016
                      3. Liu TY et al: Giant cell arteritis presenting as unilateral anterior ischemic optic neuropathy associated with bilateral optic nerve sheath enhancement on magnetic resonance imaging. J Neuroophthalmol. 35(4):360-3, 2015
                      4. Mealy MA et al: Longitudinally extensive optic neuritis as an MRI biomarker distinguishes neuromyelitis optica from multiple sclerosis. J Neurol Sci. 355(1-2):59-63, 2015
                      5. Tantiwongkosi B et al: Imaging of optic neuropathy and chiasmal syndromes. Neuroimaging Clin N Am. 25(3):395-410, 2015
                      6. Haradome K et al: Orbital lymphoproliferative disorders (OLPDs): value of MR imaging for differentiating orbital lymphoma from benign OPLDs. AJNR Am J Neuroradiol. 35(10):1976-82, 2014
                      7. Hickman SJ et al: The optic nerve sheath on MRI in acute optic neuritis. Neuroradiology. 47(1):51-5, 2005
                      8. Ashdown BC et al: Aspergillosis of the brain and paranasal sinuses in immunocompromised patients: CT and MR imaging findings. AJR Am J Roentgenol. 162(1):155-9, 1994