Teens, children, and even infants sometimes require corneal transplants, although most such surgeries are performed in adults. Australian researchers led by Keryn A. Williams, PhD, tracked transplant success and visual outcomes in 640 young patients who received new corneas between 1985 and 2009.
https://www.aao.org/newsroom/news-releases/detail/rare-effective-corneal-transplant-improves-vision-