Hopefully gene therapy can fix this sort of problem.
>CRISPR/Cas9 can be directed to cut DNA in targeted areas, enabling the ability to accurately edit (remove, add, or replace) DNA where it was cut. The modified blood stem cells are transplanted back into the patient where they engraft (attach and multiply) within the bone marrow...
https://www.fda.gov/news-events/press-announcements/fda-appr...