These health problems can be predicted with a look into your eyes

By Susan Scutti, CNN

Updated 1636 GMT (0036 HKT) March 1, 2018

This illustration highlights the cornea, pupil and lens of a normal eye and how an image focuses on the retina.
Photos: A carousel of common eye conditions
This illustration highlights the cornea, pupil and lens of a normal eye and how an image focuses on the retina.
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This photograph of a normal retina reveals the vascular, or circulatory, system structures.
Photos: A carousel of common eye conditions
This photograph of a normal retina reveals the vascular, or circulatory, system structures.
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In background retinopathy, or damge to the retina, a slight deterioration in the small blood vessels occurs. Portions of the vessels may swell and leak fluid into the surrounding retinal tissue.
Photos: A carousel of common eye conditions
In background retinopathy, or damge to the retina, a slight deterioration in the small blood vessels occurs. Portions of the vessels may swell and leak fluid into the surrounding retinal tissue.
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