Proactively prevent blindness due to diabetes complications

April 8, 2016 18:02

According to the International Diabetes Federation (IDF), people with diabetes (both type 1 and type 2) are 25 times more likely to go blind than normal people due to eye complications.

Biến chứng tiểu đường rất dễ gây ra tình trạng mù lòa (ảnh minh họa)
Diabetic complications can easily cause blindness (illustrative photo)

Why does diabetes cause vision loss and blindness?

In diabetics, prolonged high blood sugar not only damages large blood vessels (feeding the heart, brain...), but also destroys small blood vessels, especially the capillary system in the retina, causing 4 typical retinal lesions that can easily lead to vision loss and blindness.

- Retinal hemorrhage and exudation: Under the influence of high blood sugar, the capillary wall weakens, dilates and swells, increasing permeability, causing fluid and blood to leak, forming small hemorrhages and exudates. More severe cases can also break the capillaries, causing a lot of blood to flow out, forming hemorrhages.

Although there are no obvious symptoms, these lesions can reduce vision because the stagnant fluid and blood will break the barrier role (located between the blood vessels and the retina, allowing nutrients from the blood to pass through stably to nourish the visual cells) of the retinal pigment epithelial cell layer RPE, causing retinal edema and visual cells to die.

- Vitreous hemorrhage: Increased blood sugar thickens the capillary basement membrane, abnormally increases endothelial cells... causing capillary blockage, the retina lacks oxygen. At that time, the RPE will secrete factors that stimulate the growth of new blood vessels (neovascularization). The neovascularization invades the vitreous, moreover, the vessel walls are very thin, cannot withstand blood pressure, so they easily rupture, causing vitreous hemorrhage, affecting vision.

- Retinal detachment: After the new blood vessels rupture, they will heal and form scar tissue. The healing process will contract and separate the RPE layer from the capillaries, causing retinal detachment... causing the patient to lose color perception and even vision.

- Macular edema: The most serious retinal damage, causing rapid loss of vision, can occur at any time from the time of exudation, hemorrhage due to leakage, rupture of capillaries or neovascularization. This is due to the increasing accumulation of fluid and blood but the function of pumping excess water and waste products from the retina out of the RPE is not working properly, causing the retina, especially the macular area, to become edematous.

Protect RPE and retina for bright, healthy eyes

Molecular biological studies of the eye have confirmed that the retinal pigment epithelial (RPE) layer plays an important role in the structure of the retina and vision in general. It is a permeable membrane that maintains the balance of fluid between the retina and blood vessels, preventing harmful components from blood vessels from entering the retina. At the same time, it phagocytoses toxins to protect visual cells, helping the eyes stay bright and healthy.

In diabetic patients, the function of the RPE is damaged, the retina and visual cells are no longer protected, causing vision to decline. Therefore, helping the RPE to ensure effective and safe functioning is the key to protecting vision.

To prevent early retinal complications that cause blindness in diabetic patients, the most important factor is to protect the retina safely and effectively to avoid risks caused by high blood sugar.

Through many in-depth studies, American scientists have discovered that Broccophane essence helps protect RPE effectively by increasing the synthesis of Thioredoxin - a small molecule protein concentrated in the eyes, helping RPE function better while maintaining barrier function, limiting the secretion of factors that stimulate neovascularization, thereby preventing retinal damage.

Johns Hopkins University of Medicine (USA) stated that Broccophane has high biological activity, is safe, is quickly absorbed into the body, helps increase the synthesis of superior Thioredoxin, protects RPE cells and the retina naturally, helps improve vision, and reduces uncomfortable symptoms caused by eye diseases.

According to many studies, 80% of diabetic patients can live peacefully with the disease without retinal complications if they take care of their retina early. Therefore, in addition to controlling blood sugar, proactively protecting the retina with Broccophane essence plays a special role, helping to prevent early diabetic retinopathy, limit blindness and take care of bright, healthy eyes.

According to Family & Society

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Proactively prevent blindness due to diabetes complications
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