Elschnig Pearls and Posterior Capsule Opacification: Why the Vision Clouds Again After Cataract Surgery
Months or years after a successful cataract operation, some patients report that their vision has...
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Negative Dysphotopsia: When a Perfect Cataract Surgery Still Leaves a Shadow
Negative dysphotopsia is a genuinely puzzling visual complaint following otherwise uncomplicated,...
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Siegrist Streaks: Linear Pigment Along Choroidal Vessels After Hypertensive Choroidopathy
Siegrist streaks are the long-term scar of acute choroidal ischemia in severe hypertension. They...
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Vossius Ring: A Pigment Print Left Behind by the Moment of Impact
A Vossius ring is a small, circular imprint of iris pigment left on the anterior lens capsule at...
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Osteo-Odonto-Keratoprosthesis: Rebuilding Vision With a Patient’s Own Tooth
The osteo-odonto-keratoprosthesis, often abbreviated OOKP, is one of the most unusual and...
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Posterior Embryotoxon: A Prominent Ring That’s Usually Just an Anatomic Variant
Posterior embryotoxon describes a prominent, anteriorly displaced Schwalbe line visible as a thin,...
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Peripheral Retinal Drusen: Similar Dots, Different Meaning Away From the Macula
Peripheral retinal drusen look, under direct observation, essentially identical to the drusen...
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Optic Disc Coloboma: A Gap Left From an Embryonic Seam That Never Closed
An optic disc coloboma traces back to a single, specific embryologic event, the failure of the...
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Uveitis After Checkpoint Inhibitor Therapy: Recognizing an Immune-Related Adverse Event
Checkpoint inhibitor uveitis is intraocular inflammation triggered by immune checkpoint inhibitor...
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Wessely Ring: The Immune Ring in the Corneal Stroma
In a cornea with stromal keratitis, a ring of gray-white infiltrate may form around a central...
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Retinal Cysts: Telling Harmless Peripheral Cavities From Ones That Matter
A retinal cyst is a fluid-filled cavity inside the neurosensory retina, and the term covers...
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Ocular Findings in Neurofibromatosis Type 2: A Different Eye Disease From Type 1
Neurofibromatosis type 2 is genetically and clinically distinct from the more commonly encountered...
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