Serum Separator Tube (SST) or Red Top Tube – 0.5 ml.
Required volume
Serum Separator Tube (SST) or Red Top Tube – 0.5 ml.
Routine turnaround
1-2 days
Before collection
Fasting samples are recommended, but not required.
Timing, specimen options and instructions reflect the source snapshot.
FROM COLLECTION TO THE LAB
Specimen & handling
Specimen
Serum
Container
Serum Separator Tube (SST) or Red Top Tube – 0.5 ml.
Required volume
Serum Separator Tube (SST) or Red Top Tube – 0.5 ml.
Preparation
Fasting samples are recommended, but not required.
Collection instructions
Serum Separator Tube (SST) or Red Top Tube – 0.5 ml.
Processing
All human Serum Samples are considered to be potentially infective and are to be treated as such. Follow all precaution for handling biological material. Use all appropriate Personal Protective Equipment (PPE) Allow blood samples to clot (15 mins). Separate the serum from the cells by centrifuging for 10 minutes. Transfer serum from Red Top Tube to a Standard Transfer Tube. Store serum at 2-8°C until analysis.
Storage
Refrigerated.
Stability
After separation of cells: Refrigerated: 5 days; Frozen: 2 weeks. Avoid repeated freeze-thaw cycles.
Rejection criteria
Mislabeled sample; Sample without a test request; Broken or damaged tubes.
Technical information & codes+
Methodology
Quantitative Chemiluminescent Immunoassay
CPT code
82306
Codes are shown for identification from the source snapshot. Confirm current coding and billing information with the laboratory.
