Abst1632 #ACR21 #ACRBest @RheumNow 25 children w/ uSAID & MEFV mutations: E148Q mutation standouts-32% heterozygous for E148Q, Asian ancestry seen in 37% kids w/ E148Q. E148Q assoc w/longer febrile episodes& less likely to have a full response to colchicine (25% vs 70%; p = 0.03) https://t.co/Rst6KHntPD