Hepatitis Be Antigen

HBe Ag

Test Codes

EPIC: LAB1231324, Beaker: XHBEG, Warde: HBEAG

Department

Send Outs

Instructions

A patient must have an abnormal Hepatitis B Surface Antigen in order to perform this test.

Specimen Collection Criteria

Collect (preferred specimen): One Gold-top SST tube.
Also acceptable: One plain Red-top tube or Lavender-top EDTA tube.

Send specimen for processing immediately after collection.

Physician Office/Draw Specimen Preparation

Centrifuge to separate serum or plasma from cells. Transfer serum or plasma to a plastic transport tube and refrigerate (2-8°C or 36-46°F) immediately.

Preparation for Courier Transport

Transport: 1.0 mL serum or plasma, refrigerated at (2-8°C or 36-46°F). (Minimum: 0.5 mL)

Rejection Criteria

• Grossly hemolyzed specimens.
• Lipemic specimens.
• Specimens not collected and processed as indicated.

In-Lab Processing

Centrifuge to separate serum or plasma from cells. Transfer serum or plasma to a plastic transport tube and refrigerate at (2-8°C or 36-46°F) immediately.

Transport: 1.0 mL serum or plasma, refrigerated at (2-8°C or 36-46°F). (Minimum: 0.5 mL)

Storage

Specimen Stability for Testing:

Room Temperature (20-26°C or 68-78.8°F): 24 hours
Refrigerated (2-8°C or 36-46°F): 7 days
Frozen (-20°C/-4°F or below): 3 months

Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Send Outs Laboratory with any questions.

Laboratory

Sent to Warde Medical Laboratory, Ann Arbor, MI.

Performed

Sunday – Thursday.
Results available in 2 days.

Reference Range

Negative.

Test Methodology

Chemiluminescence Immunoassay

CPT Codes

87350

Contacts

Last Updated

2/25/2026