Blindness At Birth
Blindness in children can be defined as a visual acuity of 3 60 in the eye with better vision of a child under 16 years of age.
Blindness at birth. Birth defects affect the structure or function of parts or systems in the body and this can result in many different developmental and health problems. This generally means that the child cannot see something 10 feet about 3 meter away that another child could see if it was 200 feet about 60 meters away. Rarely blindness is caused by the intake of certain chemicals.
Childhood blindness is an important cause contributing to the burden of blindness. Other common causes of blindness include. Leber congenital amaurosis can cause total blindness or severe sight loss from birth or early childhood.
The most common examples include cataracts visual impairment blindness and hearing loss. Blindness is a potential complication if you have diabetes or have a stroke. What blind people actually see.
Tumors that affect the retina or optic nerve can also cause blindness. One such example is bardet biedl syndrome. Issues with your child s eye development or problems with the portion of the brain that controls vision may impact your child s eyesight.
Genetic factors play a role in many kinds of eye disease including those diseases that are the leading cause of blindness among infants children and adults. What else causes blindness at birth. Another one of the potential causes of blindness in infants is retinopathy of prematurity rop which affects the blood vessels in the retina.
Make that three one is rubella which if contracted by a pregnant woman can be the cause of multiple handicaps in the baby at birth possibly including blindness deafness and various other neurologica. More than 60 percent of cases of blindness among infants are caused by inherited eye diseases such as congenital present at birth cataracts congenital glaucoma retinal degeneration optic atrophy and eye malformations. A person who has never had sight doesn t see samuel who was born blind tells thoughtco that saying that a blind person sees black is incorrect because that person often has no other sensation of sight to compare against.
