▁the ▁transition , ▁it ▁was ▁referred ▁to ▁as ▁" e os in oph il ic ▁gran ul om atos is ▁with ▁poly ang i itis ▁( Ch urg – St ra uss )" ▁for ▁a ▁period ▁of ▁time ▁starting ▁in ▁ 2 0 1 2 . ▁Prior ▁to ▁this ▁it ▁was ▁known ▁as ▁" Ch urg – St ra uss ▁synd rome ", ▁named ▁after ▁D rs . ▁Jacob ▁Ch urg ▁and ▁L otte ▁Stra uss ▁who , ▁in ▁ 1 9 5 1 , ▁first ▁published ▁about ▁the ▁synd rome ▁using ▁the ▁term ▁" aller g ic ▁gran ul om atos is " ▁to ▁describe ▁it . ▁It ▁is ▁a ▁type ▁of ▁system ic ▁ne c rot izing ▁vas cul itis . ▁ ▁Effect ive ▁treatment ▁of ▁E G PA ▁requires ▁supp ression ▁of ▁the ▁imm une ▁system ▁with ▁medic ation . ▁This ▁is ▁typically ▁gl uc oc ort ico ids , ▁followed ▁by ▁other ▁agents ▁such ▁as ▁cy clo ph osph am ide ▁or ▁az ath iop r ine . ▁ ▁Sign s ▁and ▁sympt oms ▁ ▁E os in oph il ic ▁gran ul om atos is ▁with ▁poly ang i itis ▁consists ▁of ▁three ▁stages , ▁but ▁not ▁all ▁patients ▁develop ▁all ▁three ▁stages ▁or ▁progress ▁from ▁one ▁stage ▁to ▁the ▁next ▁in ▁the ▁same ▁order ; ▁whereas ▁some ▁patients ▁may ▁develop ▁severe ▁or ▁life - th re aten ing ▁comp lications ▁such ▁as ▁g astro int est inal ▁invol vement ▁and ▁heart ▁disease , ▁some ▁patients ▁are ▁only