CTD associated pulmonary HTN has improved sincd 2010. Metanalysis of 11 RCTs (4,329 pts) & 19 registries (9,739 pts); 5 RCTs find PAH Rx assoc w/ 36% lower mortality/morbidity. Registry data shows better PAH survival since 2010 (73% vs 65% @3yrs) https://t.co/0BkO70AQfi