#BestACRTweets20 RT @RHEUMarampa : IgG4-RD tx: GCs are mainstay tx starting at 30-40mg/d tapered gradually but 30% of pts will have recurrences Potential therapeutic targets to ⬇GC toxicity ✏B cell/plasmablasts (promising) ✏T cells (anecdotal) #ACR20 https://t.co/htu849kng3