Ophthalmology Ophthalmoscopic sign pathognomonic of optic nerve sheath meningioma is: A Papilloedema B Optic atrophy C Opticociliary shunt D All of the above 💡 Explanation Ophthalmoscopic sign pathognomonic of optic nerve sheath meningioma is: ✓ Correct Answer: C. Opticociliary shunt