Good blood glucose control could not prevent declines in visual acuity among patients with diabetic retinopathy or diabetic macular edema, according to a study in Investigative Ophthalmology & Visual Science. The researchers said that maintaining blood glucose control is still necessary and that external factors may be responsible for the progression of the study participants' decline in visual acuity after follow-up.
Study examines effect of glycemic control on visual acuity
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