Table 1: Alarcon-Segovia and Villareal criteria applied to our clinical cases.

1 2 3 4 5 6
1. Puffy hands + + + + +
2. Sinovitis + + + + +
3. Myositis +
4. Raynaud + + + + + +
5. Sclerodactyly + + +
6. AntiRNP ≥ 1:1600 + + + + + +

Note: +: Present in the patient; -: Absent in the patient'.