Congenital absence of all or part of the iris.
A birth defect in which a child is born without an iris, so there is no way to control the amount of light that enters the eye. The only treatment is to use colored eye lenses to reduce the amount of light entering the eye.
a hereditary condition where the iris of the eye is underdeveloped
The complete absence of the iris of the eye or a defect of the iris. Can be congenital or traumatically induced.
lack of the iris at birth. Term Meaning
A hereditary eye problem in which the iris, the colored part of the eye, is absent. There is poor vision, sensitivity to sunlight, nystagmus, and a tendency to develop glaucoma.
Absent or partially absent iris, typically congenital. Additional symptoms include poor vision and photophobia.
Iris is incompletely formed; the condition is present at birth with associated vision loss and sensitivity to light.
Complete or partial absence of the iris in the eye.
Aniridia is a rare congenital condition characterized by the underdevelopment of the eye's iris. This usually occurs in both eyes. It is associated with poor development of the retina at the back of the eye resulting in visual loss.