• Smaller optic cup size may be risk factor for optic disc edema during spaceflight

    10 days ago - By Healio

    Small optic cup size may contribute to spaceflight-induced optic disc edema, according to a study. Several other ocular factors, as well as age, sex and body weight, showed no significant association with the edema.
    Optic disc edema , a manifestation of spaceflight-associated neuro-ocular syndrome, develops in approximately 70% of crew members involved in long-duration missions in the International Space Station, the authors said. However, there is great interindividual variability in the time of onset and magnitude of ODE, and it is not clear why some individuals develop it and some do
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