المختبرات الطبية الأولى

Normal range: Negative

Comment: Antibodies to the autoantigen Jo-1 are found in a subgroup of patients having connective tissue disease with pure polymyositis, pure dermatomyositis, or Myositis associated with another rheumatic disease. Antibodies to Jo-1 are strongly associated with interstitial lung disease, with nearly all Jo-1 positive patients showing evidence of lung involvement

Sample: serum