|Specimen: ||1 mL serum from a Red SST or Red top tube. Keep warm (37degrees C) until the sample is centrifuged or separated from cells. Pediatric heel warmers are useful for this.|
Do not refrigerate specimen before separation of serum from cells. This will adversely affect the test results.
Plasma or CSF are unacceptable.
Hemolyzed or lipemic samples are unacceptable.