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Test Code LAB143 Chorionic Gonadotropin (hCG), Quantitative, Serum

Performing Laboratory

Barnes-Jewish Hospital Laboratory

Specimen Requirements

Specimen Type: Plasma

Container/Tube: Mint-green top (lithium heparin)
Specimen Volume: Full tube

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.

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.

Additional Information

For BJH Laboratory Use Only
Analyte Stability:

See Analyte Stability Chart under General Information for a complete list.

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. 

 

Test Classification and CPT Coding

84702

Specimen Transport Temperature

Ambient

Day(s) Test Set Up

Monday through Sunday

Turnaround Time:
STAT: 1 hour after receipt in laboratory 
Routine: 4 hours after receipt in laboratory

LOINC Code Information

Name LOINC Code
Chorionic Gonadotropin (hCG), Quantitative, Serum 21198-7