The various types of MRI scans that are used â most commonly the T1-weighted scan and the T2-weighted scan â measure this relaxation time in different ways. Computer programs translate these data into cross-sectional pictures of the water in human tissue.
What is Hypertensive Retinopathy? Hypertensive retinopathy is damage to the retina from high blood pressure. The high blood pressure changes the microvasculature of the layer of tissue at the back part of the eye. Severe damage to the eye is likely if the person has been living with high blood pressure for a long period of time. Common symptoms.
In all situations where âbleedingâ may occur in diabetic retinopathy and macular degeneration, the blood itself, is benign. While it may be a âsignâ of serious eye disease, the blood causes no permanent harm. In cases of diabetic retinopathy, aspirin has not been shown to increase the chance of bleeding.