Comment on: ‘Idiopathic inflammatory myopathies and antisynthetase syndrome: contribution of antisynthetase antibodies to improve current classification criteria’ by Greco et al

With great interest, we read the letter titled ‘Idiopathic inflammatory myopathies and antisynthetase syndrome: contribution of antisynthetase antibodies to improve current classification criteria’ by Greco et al 1 published in the Annals of the Rheumatic Diseases . The authors analysed if the detection of anti-aminoacyl transfer RNA synthetase (ARS) autoantibodies other than anti-Jo1 could improve the European League Against Rheumatism/Amercian College of Rheumatology (EULAR/ACR) classification criteria2 for adult and juvenile idiopathic inflammatory …