I don't know much about antifibrotics in RA-ILD, but these data emphasise that HRCT pattern matters My simple mind, for any disease: multiple subtypes with different trajectories➡️likely to be differing responses to Rx TRAIL1: pirfenidone in RA-ILD #ACR21 ABSTL10 @RheumNow https://t.co/v7HCO0ZBe1