1-3 days 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 immediately separate serum from cells into a plastic vial. Refrigerate.
Stability:
48 hours ambient, 14 days refrigerated, or 1 year frozen. Avoid repeated freeze/thaw cycles.
Standard Volume:
1 mL serum.
Minimum Volume:
0.3 mL serum.
Transport:
Refrigerated.
Comments:
Histone antibodies are present in 20-55% of idiopathic systemic lupus erythematosus (SLE) and 80-95% of drug-induced SLE. They occur in less than 20% of other types of connective tissue diseases.
Rejection Criteria:
Plasma; severe lipemia; bacterial contamination; hemolysis.