Corneal Surgery

Oct 3, 2019 by in OPHTHALMOLOGY Comments Off on Corneal Surgery

Definition Corneal procedures performed to either restore vision or restore globe integrity. Key Features • Careful preoperative preparation and planning are critical to success. • Understand intraoperative and postoperative complications…

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Camera-Based Ancillary Retinal Testing: Autofluorescence, Fluorescein, and Indocyanine Green Angiography

Oct 3, 2019 by in OPHTHALMOLOGY Comments Off on Camera-Based Ancillary Retinal Testing: Autofluorescence, Fluorescein, and Indocyanine Green Angiography

Definition of Fluorescein Angiography Fluorescein angiography (FA) is a diagnostic technique that uses intravenous or oral fluorescein dye to allow the sequential visualization of blood flow simultaneously through retinal, choroidal,…

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Anterior Segment Imaging Modalities

Oct 3, 2019 by in OPHTHALMOLOGY Comments Off on Anterior Segment Imaging Modalities

Definition Anterior segment (AS) imaging allows topographic, anatomical, and cellular visualization of ocular tissues. Key Features • Anterior segment optical coherence tomography is essential in pre- and postoperative evaluation for…

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Macular Dystrophies

Oct 3, 2019 by in OPHTHALMOLOGY Comments Off on Macular Dystrophies

Definition The process of premature retinal cell aging and cell death, generally confined to the macula, in which no clear demonstrable extrinsic cause is evident, and a genetically determined defect…

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Diabetic Retinopathy

Oct 3, 2019 by in OPHTHALMOLOGY Comments Off on Diabetic Retinopathy

Definition Progressive dysfunction of the retinal vasculature caused by chronic hyperglycemia resulting in structural damage to the neural retina. Key Features • Microaneurysms. • Retinal hemorrhages. • Retinal lipid exudates….

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Optical Coherence Tomography in Retinal Imaging

Oct 3, 2019 by in OPHTHALMOLOGY Comments Off on Optical Coherence Tomography in Retinal Imaging

Definition Optical coherence tomography (OCT) is a noninvasive imaging technique based on the principle of optical reflectometry light, which enables precise anatomical examination of ocular structures. Key Features • High-resolution…

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Venous Occlusive Disease of the Retina

Oct 3, 2019 by in OPHTHALMOLOGY Comments Off on Venous Occlusive Disease of the Retina

Central Retinal Vein Occlusion Definition Occlusion of the central retinal vein at the lamina cribrosa. Key Features • Retinal hemorrhages in all four quadrants. • Dilated, tortuous veins in all…

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Evolution of Intraocular Lens Implantation

Oct 3, 2019 by in OPHTHALMOLOGY Comments Off on Evolution of Intraocular Lens Implantation

Definition Report on the evolution of intraocular lens designs. Key features • Description of anterior and posterior chamber intraocular lens designs, including lenses now obsolete, and their interaction with intraocular…

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Tumors of the Conjunctiva

Oct 3, 2019 by in OPHTHALMOLOGY Comments Off on Tumors of the Conjunctiva

Definition Spectrum of malignant and benign neoplasms, choristomas, and hamartomas arising from or occurring within the conjunctiva, and nonneoplastic epibulbar tumors frequently misdiagnosed clinically as a conjunctival malignant neoplasm. Key…

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Anesthesia for Cataract Surgery

Oct 3, 2019 by in OPHTHALMOLOGY Comments Off on Anesthesia for Cataract Surgery

Definition Procedures and medications given to allow successful completion of lens removal with minimal risk, pain, and anxiety. Key Features • Consideration of patient characteristics. • Local anesthesia: considerations, sedatives…

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