Ophthalmic effects of long-term spaceflight
Ophthalmic effects of long-term spaceflight, including increased cerebral fluid pressure, optic nerve swelling and retinal folds.
Retired astronaut and US Navy Captain Scott Kelly was one of the keynote speakers at the 2017 ASCRS/ASAO Congress. Among the topics he discussed in a wide-ranging speech looking back on his career, was the ophthalmic effects of long-term spaceflight, including increased cerebral fluid pressure, optic nerve swelling and retinal folds.
Captain Kelly lived aboard the International Space Station for 340 days in 2015-2016, and has spent a total of more than 520 days in zero gravity.