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Diabetic retinopathy is a serious eye complication triggered by prolonged high blood sugar levels, affecting the retina's blood vessels. Despite being alarming, with early detection and proper management, one can keep the condition in check and prevent vision loss. If you have diabetes and are concerned about your vision, contact Pristyn Care to consult with our expert ophthalmologists. Your vision is crucial; don't leave it to chance. Book your appointment today.
Diabetic retinopathy is a serious eye complication triggered by prolonged high blood sugar levels, affecting the retina's blood vessels. Despite being alarming, with ... Read More
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Diabetic retinopathy is an eye condition caused by damage to the blood vessels of the retina due to long term diabetes. The retina is the light sensitive layer at the back of the eye responsible for sending visual signals to the brain.
High blood sugar levels weaken and damage these tiny blood vessels, leading to leakage, swelling, or abnormal new vessel growth. If not treated, diabetic retinopathy can cause permanent vision loss or blindness.
It is one of the most common complications of diabetes and a leading cause of preventable blindness in adults.
Diabetic retinopathy is very common among people with diabetes.
Some key facts include:
1. Non-Proliferative Diabetic Retinopathy (NPDR)
Early stage where blood vessels weaken and may leak fluid or blood. It can be mild, moderate, or severe.
2. Proliferative Diabetic Retinopathy (PDR)
Advanced stage where abnormal new blood vessels grow on the retina, increasing risk of bleeding and retinal detachment.
3. Diabetic Macular Edema (DME)
Swelling in the macula (central vision area) due to fluid leakage, leading to blurred vision.
Early stages often have no symptoms.
Early Symptoms:
Advanced Symptoms:
1. High Blood Sugar Levels
Chronic hyperglycemia damages retinal blood vessels.
2. Duration of Diabetes
Longer duration increases risk significantly.
3. High Blood Pressure
Increases stress on blood vessels in the eyes.
4. High Cholesterol
Leads to plaque buildup and vascular damage.
5. Kidney Disease
Often associated with worsening eye damage.
6. Pregnancy
Can worsen existing diabetic retinopathy.
7. Poor Diabetes Control
Irregular medication or uncontrolled sugar levels.
If untreated, it may lead to:
Early detection is crucial to prevent irreversible damage.
Doctors use several eye tests:
1. Dilated Eye Examination
Allows detailed view of retina and blood vessels.
2. Fundus Photography
Captures images of the retina for monitoring changes.
3. Optical Coherence Tomography (OCT)
Detects swelling and retinal thickness changes.
4. Fluorescein Angiography
Special dye test to examine blood flow in retinal vessels.
5. Visual Acuity Test
Measures clarity of vision.
Treatment depends on severity and progression.
1. Blood Sugar Control
Strict diabetes management is essential to slow progression.
2. Medications
Anti-VEGF injections to reduce abnormal blood vessel growth
Steroid injections in some cases
3. Laser Treatment (Photocoagulation)
Seals leaking blood vessels
Prevents abnormal vessel growth
4. Vitrectomy Surgery
Removes blood from the eye
Repairs retinal damage in advanced cases
5. Regular Monitoring
Frequent eye exams to track progression.
While it cannot always be completely prevented, risk can be greatly reduced:
It is an eye disease caused by damage to retinal blood vessels due to diabetes.
It cannot be fully cured, but progression can be controlled.
Often no symptoms, but mild blurred vision may occur.
Yes, with good diabetes control and regular eye exams.
People with long-term or poorly controlled diabetes.
Through dilated eye examination and imaging tests.
Yes, if not treated early.
Depends on severity—laser, injections, or surgery.
At least once a year, or more if advised.
Yes, it significantly slows disease progression.
