Prospective study of 305 Consecutive newly diagnosed axSpA pts (55% male; Dx delay 6 yrs; 75% B27+). 56% w/ r-axSpA more male w/ hi CRP. nr-axSpA had more inflam LBP, +FHx SpA. SpA Dx made without sacroiliitis in 12%; only 2/38 later developed sacroiliitis https://t.co/xPlGwZ7Kjk https://t.co/2TBQALvxsG