Leading Cause Of Blindness Worldwide
Cataracts are responsible for more than half of all new cases of blindness around the world the who estimates.
Leading cause of blindness worldwide. The pan american health organization paho and the world. Although cataracts can be surgically removed in many countries barriers exist that prevent patients to access surgery. Clumps of proteins in the eye cause a clouding of the normally transparent lens.
Although treatment for the removal of cataract is widely available. According to the latest assessment cataract is responsible for 51 of world blindness which represents about 20 million people 2010. Although cataracts can be surgically removed patients in many countries lack access to this treatment and can suffer a severe loss of vision.
At first trachoma may cause mild itching and irritation of your eyes and eyelids. Is the world s most common cause of blindness affecting 65 million people worldwide. 1 only three per cent of the world s blind population are children.
Untreated trachoma can lead to blindness. The majority of people with vision impairment and blindness. This clouding of the lens may occur due to age injury or be congenital.
Then you may notice swollen eyelids and pus draining from the eyes. Because it s so common cataracts are the leading cause of blindness worldwide and the leading cause of vision loss in the united states horn says. In a significant public health victory mexico has succeeded in eliminating a disease which is the leading cause of blindness worldwide.
Infectious causes of blindness are fairly rare in developed countries but are much more common in developing countries. However because children have a lifetime of blindness ahead of them the number of blind person years resulting from blindness starting in childhood is second only to cataract. The resulting blindness is usually avoidable if the diseases are treated in their early stages.
The leading causes of vision impairment and blindness are uncorrected refractive errors and cataracts. Cataracts go untreated in many developing countries making it by far the leading cause of blindness worldwide. Cataract is a clouding of the eye s lens and is the leading cause of blindness worldwide and the leading cause of vision loss in the united states.
Cataracts can occur at any age because of a variety of causes and can be present at birth. Cataract remains the leading cause of blindness. Is the third most common cause of blindness.
Many of the causes of childhood blindness are avoidable being either preventable or treatable. Globally at least 1 billion people have a near or distance vision impairment that could have been prevented or has yet to be addressed.
