Members of the FerroReg team attended The 9th Joint ECTRIMS-ACTRIMS Meeting, which took place in Milan from October 11-13, 2023. 9000 neurologists dealing with multiple sclerosis from all over the world attended this largest world meeting dedicated to multiple sclerosis. The entire pathology of this disease was presented at the lectures of eminent experts. In addition to clinical approaches to treatment, the impression is that research on potential biomarkers as well as a genetic approach in the analysis of disease progression and epigenetic effects on the outcome of treatment have attracted attention.