2023-11-22 09:00:08
DECRYPTION – Chronic hyperglycemia promotes diabetic retinopathy which affects 40% of patients. To be monitored very closely.
Are you diabetic? So, watch your eyes! We don’t necessarily know it, but this pathology, characterized by excess sugar in the blood, is harmful to vision. It is even the leading cause of blindness before the age of 50. For what? Because of a formidable complication of chronic hyperglycemia: diabetic retinopathy. “It generally occurs after ten years of diabetes, especially if it is poorly balanced. Nearly 40% of diabetics are affected. explains Professor Catherine Creuzot-Garcher, head of the ophthalmology department at Dijon University Hospital.
Over the years, excess sugar will, in fact, induce biochemical changes leading to structural abnormalities of the retinal microvessels. The capillaries will become clogged. Result: entire areas of the retina will no longer be properly oxygenated.
This is called ischemia. “In response, the retina will then produce growth factors, including VEGF, which lead to the formation of new…
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