Quiz 20- Neuro Ophthalmology Leave a Comment / By Insight Ophthalmology / 30/01/2025 Welcome to Quiz 20- Neuro Ophthalmology Quiz on Insight Ophthalmology! This quiz comprises 5 MCQs. You will have 7 minutes to complete the quiz. Correct answers will be provided at the end of the quiz. So go ahead and test your insight. All the best! 1. A 55-year-old Chinese man presents with facial pain and hypesthesia on the left side of his face. He also reports double vision and difficulty moving his left eye outward. On examination, there is evidence of facial sensory loss and impaired abduction of the left eye. Imaging reveals a mass in the nasopharynx extending into the prepontine basal cistern. Which of the following is the most likely diagnosis? Nasopharyngeal carcinoma Meningioma Acoustic neuroma Pituitary adenoma None 2. A 58-year-old woman presents with episodic diplopia, lasting 30 to 60 seconds. She reports a history of radiation therapy to the skull base several years ago for a meningioma. On examination, she has intermittent weakness of the left eye's ability to move upward, downward, and medially. Which of the following is the most likely diagnosis? Neuromyotonia affecting the oculomotor nerve Myasthenia gravis affecting the oculomotor nerve Thyroid eye disease affecting the abducens nerve Orbital cellulitis affecting the trochlear nerve None 3. Which feature distinguishes an orbital apex syndrome from a cavernous sinus syndrome? The presence of cranial nerve III palsy Involvement of the abducens nerve Optic nerve dysfunction, including decreased vision, an afferent pupillary defect, and/or dyschromatopsia Involvement of the trigeminal nerve (V1 and V2) None 4. Which of the following is NOT a differential diagnosis for an abduction deficit? Duane syndrome Medial wall fracture Convergence spasm Brown syndrome None 5. Which of the following is a key differentiating feature between Foville syndrome and Miller-Gubler syndrome? Ipsilateral facial weakness Contralateral hemiplegia Horizontal gaze palsy Ipsilateral abducens palsy None You have reached the end of this quiz. Please click the Submit button to view the result.
