VEP latency of 30 msec or even more is normally indicative of retrobulbar neuritis instead of PION [twenty]. PION is a lot more likely to induce a reduction in amplitude of VEP and is more more likely to be long lasting and irreversible modifications compared to optic neuritis. Note that https://milofthyl.blogsuperapp.com/26651867/login-pion786-can-be-fun-for-anyone