THE MERCK MANUAL: The Merck Manual of Diagnosis and Therapymultimedia

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  • Hypertensive Retinopathy
  • Hypertensive Retinopathy (Copper Wiring)

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    Hypertensive Retinopathy (Copper Wiring)

    Retinal arteriolar narrowing due to thickening and opacification of arteriolar walls (copper wiring) caused by hypertensive arteriosclerosis. Image also shows macular edema.

    Image courtesy of Prof. J. Wollensak via the Online Journal of Ophthalmology (