# Diabetic retinopathy medical developments and risks > Live situation record from CLSTR: https://clstr.news/situations/diabetic-retinopathy-medical-developments-and-risks > Updated: 2026-10-10T15:31:52.000Z. Sources: 6. Developments: 2. Medical reports highlight both the successful treatment of vision loss and the inherent risks associated with diabetic retinopathy. In the Czech Republic and Slovakia, patients have undergone complex surgeries to restore vision impaired by proliferative diabetic retinopathy, with specific cases noting significant improvements after procedures led by specialists. Concurrently, medical experts, including the German Diabetes Society, warn that the condition can cause severe damage to the retina and macula even in the absence of early symptoms. High blood sugar levels damage retinal blood vessels, potentially leading to maculopathy or retinal detachment. Statistics suggest the condition affects approximately 25 percent of individuals with Type 1 diabetes and 10 to 15 percent of those with Type 2 diabetes. Medical professionals emphasize that regular eye examinations and the management of blood sugar and blood pressure are essential for early detection and limiting ocular damage. ## Timeline ### 2026-10-10: Diabetic retinopathy can damage vision without early symptoms Diabetic retinopathy can damage the retina and macula without early symptoms. Regular eye exams and blood sugar management are essential to prevent vision loss and severe complications. 2 sources. https://clstr.news/cluster/diabetic-retinopathy-can-damage-vision-without-early-symptoms ### 2026-10-04: Diabetic retinopathy surgeries restore vision for patients in Czechia and Slovakia Patients in Czechia and Slovakia have regained vision through specialized surgeries to treat diabetic retinopathy, a serious complication of diabetes that can lead to blindness. 4 sources. https://clstr.news/cluster/diabetic-retinopathy-surgeries-restore-vision-for-patients-in-czechia-and-slovakia --- Cite as: Diabetic retinopathy medical developments and risks. CLSTR, https://clstr.news/situations/diabetic-retinopathy-medical-developments-and-risks