The presence of SSA (Ro52, Ro60) and SSB antibodies in human serum can aid in the diagnosis of Systemic Lupus Erythematosus (SLE), Sjogren's Syndrome (SS), systemic sclerosis (Ssc), polymyositis (PM) and dermatomyositis (DM).
Immediately following collection, thoroughly mix sample by gently inverting 5 times
Gold serum separator (SST) tube
Refrigerated (preferred) - 7 days
Frozen - 21 days
Ambient - NO
Chemiluminescent Immunoassay (CIA)
Negative: < 20 CU
Strong Positive: ≥ 20 CU