Sign in →

Epic Code LAB2111150 Beta Human Chorionic Gonadotropin (hCG) Quantitative, Progesterone if Indicated, Blood

Important Note

Method is Roche cobas Electrochemiluminescense Immunoassay.
Patient results determined by assays using different manufacturers for methods may not be comparable.

Test Name Alias

Pregnancy Quantitative Prog if Ind Serum | Beta-HCG | HCG | BHCG | 237

Interface Order Alias

10721

Collection Instructions

Specimen Collection: Blood

 

Container(s): 5.0 mL Gold Top (Serum Separator-SST Gel) or 4.5 mL Mint Green Top (Lithium Heparin Gel)

Preferred Volume to Collect: 5.0 mL

Minimum Volume to Collect: 2.0 mL

Neonate Volume to Collect: 1.0 mL

Capillary collect ok? Yes

Microtainer acceptable: Yes

 

Collection Instructions:

  • After collection, gently invert tube 8-10 times.
  • Specimen should be processed within 2 hours – See Processing Instructions.

 

Processing Instructions (Laboratory, Outpatient or Off-site Collection):

Processed Specimen: Plasma or Serum (1.0 mL)

Centrifuge/Spin: Yes

Aliquot: Yes

Processing Instructions:

  • Serum is preferred specimen type
  • Gold Tube/Serum: Allow blood to clot for 30 minutes in a vertical position and centrifuge within 2 hours.
  • Green Tube/Plasma: Centrifuge after collection.

Transport Temperature: Refrigerated

Specimen Stability

Ambient: 8 hours

Refrigerate: 72 hours

Frozen: aliquot plasma/serum for longer storage

Laboratory Retention: 72 hours

Add-ons? Not allowed as add-on

Reflex Information

Reflex approved by MEC

Reflex testing: If HCG is greater than (>) 5 mlU/mL, a progesterone level will be ordered.

Test Frequency

Available daily, usual TAT 1 day.

Reference Range

Non-pregnant patients: <5 mIU/mL

Performing Department

Chemistry

Performing Department Laboratory Location

Corewell Health Reference Laboratory, Grand Rapids, MI
Corewell Health Big Rapids Laboratory, Big Rapids, MI
Corewell Health Blodgett Laboratory, Grand Rapids, MI
Corewell Health Zeeland Laboratory, Zeeland, MI

Methodology

Method is Roche cobas Electrochemiluminescense Immunoassay.
Patient results determined by assays using different manufacturers for methods may not be comparable.

CPT

84702

CDM Code

3018470202

Epic Test ID

1230101070

LOINC

hCG Quantitative: 45194-8

Reviewed Date

3/7/2024

Updated Date

3/14/2025 - Lab Informatics Newsletter - Updated Collection Instructions - Gold/Serum is now the preferred tube type. Stability - Not allowed as add-on.