Treatment of Blindness
Blindness is preventable through a combination of education and access to good medical care. Most traumatic causes of blindness can be prevented through eye protection. Nutritional causes of blindness are preventable through proper proper diet Most cases of blindness from are preventable through early detection and appropriate treatment. Visual impairment and blindness caused by infectious diseases have been greatly reduced through international public-health measures.
Cornea: clear tissue in the very front of the eye
Iris: colored part of the eye surrounding the pupil
Pupil: dark hole in the iris that regulates the amount of light going into the eye
Lens: small clear disk inside the eye that focuses light rays onto the retina
Retina: layer that lines the back of the eye, senses light, and creates electrical impulses that travel through the optic nerve to the brain
Your doctor can see a cataract while doing a routine eye exam. Treatments for cataracts include eyeglasses, magnifying lenses, and surgery. Surgery is curative as the cloudy lens is removed and replaced with an artificial one. The need for surgery and the risks involved should be discussed with your eye doctor.
Three visits were made to homes before marking the subject as a non-responder. Ethical and official government approval Ethical approval was provided by the Pakistan Medical Research Council (PMRC) in March 2002. This study followed the tenets of the Declaration of Helsinki. Definitions used in the ophthalmic examination Blindness (BL) .To determine the causes of blindness and visual impairment in adults (> or =30 years old) in Pakistan, and to explore socio-demographic variations in cause. A multi-stage, stratified, cluster random sampling survey was used to select a nationally representative sample of adults. Each subject was interviewed, had their visual acuity measured and underwent autorefraction and fundus/optic disc examination. Those with a visual acuity of or =6/60), refractive error was the most common cause (43%), followed by cataract (42%).
vitamin A deficiency- treat by giving A vitamin supplements.
give a medicine Glaucoma
peripheral cataract- cataract surgery