In Diabetic retinopathy Search For :
microaneurysms
(They are small areas of balloon-like swelling in the retina's tiny blood vessels. )
This Is :
Mild Nonproliferative Retinopathy
Attenuated blood vessels
This Is :
Moderate Nonproliferative Retinopathy
Ischamia:blocked blood vessels
depriving several areas of the retina with their blood supply. These areas of the retina send
signals to the body to grow new blood vessels for nourishment.
This Is :
Severe Nonproliferative Retinopathy
Neovascularization
the signals sent by the retina for nourishment trigger the growth of new blood vessels. This condition is called prliferative diabetic retinopathy.
These new blood vessels are abnormal and fragile. They grow along the retina and along the surface of the clear, vitreous gel that fills the inside of the eye. By themselves, these blood vessels do not cause symptoms or vision loss. However, they have thin, fragile walls. If they leak blood, severe vision loss and even blindness can result.
ليست هناك تعليقات:
إرسال تعليق