Test Code LAB143 Chorionic Gonadotropin (hCG), Quantitative, Serum
Performing Laboratory
Barnes-Jewish Hospital Laboratory
Methodology
Roche Cobas Method
Electrochemiluminescence Immunoassay (ECLIA)
Results from different manufacturers or methods may not be comparable. Serial testing should be performed using the same method.
Literature References:
Package insert: HCG + Beta. Roche Corporation 10/2020.
Specimen Requirements
Specimen Type: Plasma
Container/Tube: Mint-green top (lithium heparin)
Specimen Volume: Full tube
Day(s) Test Set Up
Monday through Sunday
Turnaround Time:
STAT: 1 hour after receipt in laboratory
Routine: 4 hours after receipt in laboratory
Test Classification and CPT Coding
84702
Reference Values
Male: < 5.0 IUnits/L
Non-pregnant premenopausal Female: < 5.0 IUnits/L
The Roche hCG Beta Quant assay procedure was used. Results from different manufacturers or methods may not be comparable. Serial testing should be performed using the same method.
Specimen Transport Temperature
Ambient
Additional Information
For BJH Laboratory Use Only
Analyte Stability:
See Analyte Stability Chart in Special Instructions.
Alternate tube type: Red top serum
Laboratory Processing Instructions:
Test performed in BJH Core lab. Processed by automated line for delivery to the Cobas 8000. Completed specimens are stored refrigerated for 5 days.
Test performed in Ambulatory Cancer Building Lab. Centrifuge sample and deliver to the Cobas. Completed specimens are stored refrigerated for 5 days.
Special Instructions
LOINC Code Information
Name | LOINC Code |
Chorionic Gonadotropin (hCG), Quantitative, Serum | 21198-7 |