• SSB
• Ro52
• Ro60

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).

Gold serum separator (SST) tube

Immediately following collection, thoroughly mix sample by gently inverting 5 times

1. Allow sample to clot for a minimum of 30 minutes
2. Spin within two (2) hours of sample collection

Gold serum separator (SST) tube

Red serum vial/tube - 5 mL

Red/grey serum separator (SST) vial/tube, 10 mL

1. Allow sample to clot
2. Spin
3. Transfer serum to a False bottom plasma/serum transport vial/tube (AHL), labelled as serum, within two (2) hours of sample collection

False bottom plasma/serum transport vial/tube (AHL)

Red/grey serum separator (SST) vial/tube, 10 mL

Refrigerated (preferred) - 7 days

Frozen - 21 days

Ambient - NO

• Improper labels (unlabeled or mislabeled)
• Hemolysis (some procedures)
• Improper anticoagulant or ratio
  • Heparinized plasma is not acceptable
• Delay in transport
• Improper storage temperature affecting results
• Improper container
• Leaking container resulting in compromised specimen
• Quantity not sufficient (QNS)
•  

Chemiluminescent Immunoassay (CIA)

Negative:          < 20 CU

Strong Positive: ≥ 20 CU