It is (per 2018) no generally accepted classification or diagnostic criteria for the antisynthetase syndrome. However, the following are often used (Solomon J, 2011):

• The occurrence of an antisynthetase Antibodies (anti-aminacryl tRNA) (a-Jo-1, a Pl-12, aP1-7 or others) detected at least two occasions

In addition at least one of the following (Major criteria):

1. Myositis (Poly or Dermatomyositis)
2. Interstitial lung disease
3. arthritis

Og Together with at least two a following (minor criteria):

1. Fever or subfebril body temperature
2. Raynaud's phenomenon
3. Mechanic hands (skin on thumb or index finger cracks)

• Bindevevssykdommer.no
• Vaskulitt.no