24-48 hours after setup at PeaceHealth Laboratories’ reference lab.
CPT Code:
86235-90
Specimen Collection Details
Collection:
One 7.5 mL serum separator tube (SST).
Handling:
Allow to clot, centrifuge and separate serum from cells and immediately pour into a plastic vial.
Stability:
48 hours ambient, 14 days refrigerated, or 1 year frozen.
Standard Volume:
1 mL serum.
Minimum Volume:
200 µL serum.
Transport:
Refrigerated.
Comments:
Scleroderma (Scl-70) antibody is seen in 20-60% of patients with scleroderma and is considered diagnostic and specific for scleroderma if it is the only ENA antibody present. Scl-70 is also seen in approximately 25% of progressive systemic sclerosis (PSS).
Rejection Criteria:
Plasma and other body fluids; severely lipemic, contaminated, or hemolyzed specimen.
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