Hepatitis B Surface Antigen with Reflex Confirmation

CPT Code(s):

  • 87340

Test Component(s):

  • Positive samples will be confirmed based on the manufacturerÕs FDA approved recommendations at an additional charge (CPT code(s): 87341). Note: When only a single test
  • Hepatitis B Surface Antigen
  • is ordered to diagnose Hepatitis B in a pregnant woman
  • additional tests such as liver enzymes should be ordered to confirm the diagnosis.

Preferred Specimen:

2 mL serum

Minimum Volume:

1 mL

Transport Container:

Serum Separator Tube (SST)

Transport Temperature Name:

Room temperature

Specimen Stability Components:

  • Room Temperature: 7 days
  • Refrigerated: 14 days
  • Frozen: Indefinitely

Testing Schedule:




Reject Criteria:

Gross hemolysis ¥ Gross lipemia

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