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What Causes Sudden Vision Loss?
Discussion Vision loss, whether chronic or acute, is distressing at any time for patients and families. Prompt evaluation and treatment are important as maintenance of any acuity and light or movement is considered paramount. Most vision loss is due to chronic problems and aging issues but the differential diagnosis is broad. For any age, but especially children, uncorrected refractive errors can cause problems in not only in childhood but throughout someone’s lifetime. Visual impairment for distance vision is considered mild if worse than 6/12 in meters = 20/40 in feet or 0.3 LogMAR and for moderate impairment is 6/...
Source: PediatricEducation.org - September 5, 2022 Category: Pediatrics Authors: Pediatric Education Tags: Uncategorized Source Type: news

Superior ophthalmic vein thrombosis: What radiologist and clinician must know?
ConclusionsThe SOVT can be secondary to different mechanisms. The SOVT secondary to trauma, recent surgery and coagulopathy are mostly non-aggressive, and can be managed by conservative therapy and anticoagulation. The SOVT in patients with orbital cellulitis, history of active sinusitis or paranasal sinus surgery are aggressive presenting with acute orbital swelling, abscess and visual loss. This type of SOVT can be complicated by extension to the cavernous sinus and intracranial structures. These patients require urgent antibiotics therapy and sinus surgery. The most severe type of SOVT is caused by mucormycosis which ma...
Source: European Journal of Radiology Open - July 13, 2019 Category: Radiology Source Type: research

Rapidly progressive bilateral optic nerve and retinal infarctions due to rhinocerebral mucormycosis and pseudoephedrine use
We report rapidly progressive bilateral visual loss from mucormycosis due to bilateral optic nerve and retinal infarction in a patient with diabetes.1
Source: Neurology Clinical Practice - December 11, 2016 Category: Neurology Authors: Merkler, A. E., Duggal, I., Kaunzner, U., Maciel, C. B., Miller, A. M., Scognamiglio, T., Dinkin, M. J. Tags: MRI, Other cerebrovascular disease/ Stroke, Fungal infections, Clinical neurology examination, Visual loss Case Source Type: research