Orbital myositis as a manifestation of primary antiphospholipid syndrome
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Antiphospholipid syndrome (APS) is an autoimmune disorder that causes recurrent arterial or venous thrombosis with or without fetal loss. Ophthalmic manifestation of APS can be various, including painful ophthalmoplegia, blurred vision, redness, visual field loss, and visual loss. Most of its manifestations result from vascular origins such as retinal vascular occlusion, intracranial cerebral vascular occlusion, and inflammatory conditions such as scleritis . In this report, we describe a patient with orbital myositis as a possible manifestation of APS which has not been reported before.
A 74-year-old woman presented with diplopia and right orbital pain of gradual onset over 2 weeks. Her past medical history included hypertension and stable angina. She was currently taking aspirin, angiotensin II antagonist agent, calcium channel blocker, and statin.
Initial neurologic examination revealed complete lateral gaze palsy with partial medial and upward gaze palsy...
Conflict of interest
The authors declare that they have no conflict of interest.
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