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Epic Code LAB790 Hepatitis B Core Total Antibody

Important Note

Test cannot be ordered as an add-on

Test Name Alias

Hepatitis B Core Total Antibody Level | 6782

Interface Order Alias

10162

Clinical Information

Interpretation depends on clinical setting. Hepatitis B Core Antibody, IgM test recommended to distinguish recent from past hepatitis B exposure.

Collection Instructions

Specimen Collection: Blood

Container(s): Gold Top (Serum Separator-SST 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:

  • Gently invert gold tube(s) 8 – 10 times to mix clot activator with blood.
  • Specimen should be processed within 2 hours – See Processing Instructions.

 

Processing Instructions (Laboratory, Outpatient or Off-site collection)

  • Processed Specimen: Serum
  • Centrifuge/Spin: Yes
  • Aliquot:
  • Minimum volume: 1.0 mL serum
    • Allow blood to clot for 30 minutes in a vertical position and centrifuge within 2 hours.
  • Transport Temperature: Refrigerated

Specimen Transport Temperature

Refrigerate

Specimen Stability

Ambient: 8 hours

Refrigerate: 72 hours

Frozen: aliquot serum for longer storage

Laboratory Retention: 72 hours

Test Frequency

Available 24 hours, usual TAT 1 day

Reference Range

Nonreactive

Performing Department

CHEMISTRY

Performing Department Laboratory Location

Corewell Health Reference Laboratory, Grand Rapids, MI

Methodology

Chemiluminescence

CPT

86704

CDM Code

3028670401

Epic Test ID

1230100757

LOINC

Hep B Core Total Ab: 13952-7

Mayo Access Code

SHO6782

Reviewed Date

3/23/2022