Difficult PsA is called ‘difficult-to-manage’ (D2M) or ‘treatment-refractory’ dz (TRD). Data from 5 Nordic PsA registries 14,362 ps, D/Cs of ≥2/≥3/≥4 b/tsDMARDs in 36%/18%/10%. Freq of D2M low 2%/3%/3%, & TRD was 1.2%/1.2%/0.8%. Female #s, depression, & opioids incr w/ # of https://t.co/FkQU5BVRn2