ABO Domain 8: Neuro-Ophthalmic Disorders Welcome to your ABO Domain 8: Neuro-Ophthalmic Disorders 1. ABO: Neuro-Ophthalmic Disorders What is the characteristic finding in optic neuritis that helps differentiate it from other causes of vision loss? A. Bilateral gradual vision loss B. Absence of pain with eye movement C. Presence of a relative afferent pupillary defect (RAP D. in the affected eye D) Improvement of vision with intraocular pressure reduction None 2. ABO: Neuro-Ophthalmic Disorders Which neuro-ophthalmic disorder is characterized by episodic unilateral headache associated with ipsilateral cranial autonomic symptoms and often responsive to indomethacin? A. Migraine with aura B. Cluster headache C. Horner's syndrome D. Trigeminal neuralgia None 3. ABO: Neuro-Ophthalmic Disorders What is the initial preferred imaging modality for evaluating a patient suspected of having optic neuritis? A. Computed Tomography (CT) of the head B. Magnetic Resonance Imaging (MRI) of the brain and orbits with gadolinium C. Ultrasound B-scan of the orbit D. Fluorescein angiography None 4. ABO: Neuro-Ophthalmic Disorders Which of the following signs is most suggestive of a Horner's syndrome? A. Dilated pupil unresponsive to light B. Ptosis, miosis, and anhidrosis on the affected side C. Exophthalmos with increased intraocular pressure D. Bilateral papilledema None 5. ABO: Neuro-Ophthalmic Disorders In the evaluation of a patient with suspected papilledema, which of the following findings would be considered indicative of increased intracranial pressure? A. Absence of spontaneous venous pulsations on fundus examination B. Presence of drusen within the optic nerve head C. Unilateral optic disc swelling D. Normal visual field testing None 6. ABO: Neuro-Ophthalmic Disorders Which condition is associated with a "swinging flashlight test" revealing an afferent pupillary defect? A. Acute angle-closure glaucoma B. Optic neuritis C. Retinal detachment D. Vitreous hemorrhage None 7. ABO: Neuro-Ophthalmic Disorders Which ocular motility disorder is most commonly associated with giant cell arteritis (GC A. A) Internuclear ophthalmoplegia (INO) B. Sixth nerve palsy C. Third nerve palsy with pupil involvement D. Myasthenia gravis None 8. ABO: Neuro-Ophthalmic Disorders What is the most common visual field defect observed in patients with pituitary adenomas? A. Central scotoma B. Binasal hemianopia C. Bitemporal hemianopia D. Homonymous hemianopia None 9. ABO: Neuro-Ophthalmic Disorders What is the hallmark sign of optic disc drusen on fundoscopic examination? A. Elevated optic disc with blurred margins B. Pale optic disc with clear margins C. Optic disc pit D. Hyperreflective deposits on the optic nerve head None 10. ABO: Neuro-Ophthalmic Disorders Which feature on MRI is most suggestive of a diagnosis of optic neuritis? A. Enlargement of the optic nerve with gadolinium enhancement B. Decrease in the size of the optic nerve sheath C. Bilateral symmetrical enhancement of the optic nerves D. Calcifications within the optic nerve None 1 out of 10 Time is Up! Time's up
