The phrase "congenital blindness" means that a person is born without the ability to see. They have never been able to see since birth. Full definition
In the last few years, several studies have shown that gene therapy, especially if applied early, can stop or reverse some forms of congenital blindness in model organisms. (jax.org)
She uses genome - wide approaches to look for genes that cause congenital blindness. (sciencemag.org)
Two new studies, on pain receptors and a mouse model for congenital blindness, now report significant advances toward the realization of this goal. (sciencedaily.com)