HCG, Quantitative

Test Code: TD_2713

CPT Code(s): 84702

$21

Test Details

Alternative Name(s)

Beta-HCG, quant

Test Includes

HCG

Methodology

Roche COBAS Electrochemiluminescent Immunoassay (ECLIA) this method has been standardized against the 4th international standard for chorionic gonadotropin from the NIBSC code 75/58

Rejection Criteria

Plasma

Reference Range(s)

Specimen Requirements

Preferred Specimen

Serum Separator Tube

Minimum Volume

1 mL serum

Sample Stability

5 days room temperature
2 weeks refrigerated
1 year frozen. Allow only one freeze/thaw cycle

Transport Temperature

Refrigerated

Collection Instructions

Allow SST to clot in an upright position for
at least 30 minutes, then centrifuge sample within 2 hours
of collection. Refrigerate.

Alternative Specimen

2 mL serum from a plain red top tube. Allow sample toclot in an upright position for at least 60 minutes, thencentrifuge sample and transfer serum to a plastic transporttube within 2 hours of collection. Clearly label tube asserum from a plain red top tube. Refrigerate.Note: Do not collect samples from patients receiving therapywith high biotin doses (>5 mg/day) until at least 8 hoursfollowing the last biotin administration.