THE MERCK MANUAL: The Merck Manual of Diagnosis and Therapymultimedia

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  • Diabetes Mellitus (DM)
  • Diabetic Retinopathy—Proliferative

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    Diabetic Retinopathy—Proliferative

    The key funduscopic feature of proliferative diabetic retinopathy is neovascularization of the optic disk (on the left) or retinal surface (at the right).

    Image courtesy of Dr. R Machemer. From Machemer R, Michelson G (eds.) Atlas of Ophthalmology via the Online Journals of Ophthalmology. Available at