Isn't cataract surgery removing something, only?
FWIW, both my parents had cataracts removed, and my father who'd worn eyeglasses since the 1940's said he'd never seen better in his life. So, chin up.
FWIW, both my parents had cataracts removed, and my father who'd worn eyeglasses since the 1940's said he'd never seen better in his life. So, chin up.
https://www.allaboutvision.com/conditions/cataract-surgery.h...
> we estimate that the mean duration of the incubation period is 16.7 years
https://www.thelancet.com/journals/lancet/article/PIIS0140-6...
> A comprehensive statistical analysis had earlier reported that the mean incubation period was between 10.3 and 13.2 years, but the tail of the distribution was long. Using these estimates, we calculated that the upper 0.4% quantile was 40 years, and even larger for those infected young (>50 years), very much in line with these new observations.
> them may then become contaminated, the authors write. They recommend single-use instruments or the adoption of new decontamination procedures for opthalmological equipment with better effectiveness on prions.