Serum separator tube or a red top tube.
Separate serum from cells immediately by centrifugation and aliquot into a polypropylene or similar plastic tube.
Preferred volume: 1 mL serum
Plasma, lipemic, grossly hemolyzed, microbially contaminated specimens, or specimens with visible particulates should not be used.
Frozen. Send serum Priority Overnight via FedEx and in a well insulated container on dry ice.
Up to 8 hours ambient or 48 hours refrigerated at 2-8°C. Freeze at or below -20°C for longer storage or shipping.
This test is not part of the ANA Profile.
7-9 Business Days
Immunology Lab - Diagnostic
Anti Scleroderma Ab (Anti-Scl-70);ELISA (Anti-Scl-70)
SSA, ANA, ENADNA, & Scl-70
Negative <20, Weak Positive 20-39, Moderate Positive 40-80, Strong Positive >80 units