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Orderable Name EAG Hepatitis B Virus e Antigen, Serum

Additional Codes

CNE Order Code: HBe Ag

Useful For

Determining the presence or absence of detectable hepatitis B virus e antigen in monitoring infection status of individuals with chronic hepatitis B

 

Determining infectivity of hepatitis B virus (HBV) carriers

 

Monitoring serologic response of chronically HBV-infected patients receiving antiviral therapy

Specimen Type

Serum SST


Ordering Guidance


If ordered with HBVQN / Hepatitis B Virus (HBV) DNA Detection and Quantification by Real-Time PCR, Serum; send separate vials.



Additional Testing Requirements


 



Necessary Information


Date of collection is required.



Specimen Required


Patient Preparation: For 24 hours before specimen collection, patient should not take multivitamins or dietary supplements (eg, hair, skin, and nail supplements) containing biotin (vitamin B7).

Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Collection Container/Tube: Serum gel (red-top tubes are not acceptable)

Submission Container/Tube: Plastic vial

Specimen Volume: 0.7 mL

Collection Instructions:

1. Centrifuge blood collection tube per manufacturer's instructions (eg, centrifuge and aliquot within 2 hours of collection for BD Vacutainer tubes).

2. Aliquot serum into plastic vial.


Specimen Minimum Volume

0.6 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum SST Frozen (preferred) 90 days
  Refrigerated  6 days
  Ambient  72 hours

Reference Values

Negative

Day(s) Performed

Monday through Saturday

CPT Code Information

87350

Report Available

1 to 3 days

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus Reject
Heat-inactivated specimen Reject

Method Name

Electrochemiluminescence Immunoassay (ECLIA)

Forms

If not ordering electronically, complete, print, and send 1 of the following:

-Gastroenterology and Hepatology Test Request (T728)

-Infectious Disease Serology Test Request (T916)