Smart Optometry Academy
January 22, 2025 at 02:46 PM
📌Answer: c. Thyroid eye disease
🩸Explanation: Von Graefe's sign refers to the lagging of the upper eyelid on downward gaze. It is a clinical feature seen in thyroid eye disease (Graves' orbitopathy) due to inflammation and fibrosis of the levator palpebrae superioris muscle.
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