Slow pruning of Pulmonary arteries occurs way before we detect #PAH pulmonary hypertension in #scleroderma #SSc 13S114 lecture by Fred Wigley. Screen but need data re earlier Rx before Dx of PAH. May be assoc w anticentrome and +++ telangiectasia ⁦@RheumNow⁩ #ACR22 https://t.co/AgnIMYFKjB