VEP latency of 30 msec or maybe more is often indicative of retrobulbar neuritis rather then PION [twenty]. PION is much more very likely to bring about a discount in amplitude of VEP and is much more likely to be permanent and irreversible adjustments as compared to optic neuritis. Take https://waylonvgqbl.pointblog.net/daftar-pion786-options-67094593