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Coloboma

A coloboma of the choroid and retina is a developmental abnormality. A well demarcated, moderate-sized to large, white oval of sclera is visible below the disc, often extending well beyond the limits of your examination. Its borders may be pigmented.

Proliferative Diabetic Retinopathy

Bands or strands of white fibrous tissue develop in the late proliferative stage of diabetic retinopathy. They lie anterior to the retinal vessels and therefore obscure them. Neovascularization (p. 186) is typically associated.

(Source of illustrations: Cotton-Wool Patches, Hard Exudates; Drusen, Healed Chorioretinitis, Coloboma—Tasman W, Jaeger E (eds): The Wills Eye Hospital Atlas of Clinical Ophthalmology, 2nd ed. Philadelphia, Lippincott Williams & Wilkins, 2001; Proliferative Diabetic Retinopathy—Early Treatment Diabetic Retinopathy Study Research Group. Courtesy of M.F. Davis, MD, University of Wisconsin, Madison. )

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Blood Pressure Health

Blood Pressure Health

Your heart pumps blood throughout your body using a network of tubing called arteries and capillaries which return the blood back to your heart via your veins. Blood pressure is the force of the blood pushing against the walls of your arteries as your heart beats.Learn more...

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