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Hepatitis B Surface Antigen

Source Blood
Mnemonic HBSAG
If test is ordered on a Provincial Lab requisition, order HBV SAG PROV.
Specimen Requirements

1 x 3.5 mL gold top SST tube
0.5 mL serum

Collection can be combined in one 5 mL SST tube with other Hepatitis Serological Markers.

PSC only: 1 x 5 mL orange top RST tube is acceptable within one hour of lab closing.

Specimen Handling If patient is known to be HBsAg positive all specimens collected on the patient MUST be transported under TDG regulations.
Additional Information

Testing Location Immunochemistry
Testing Frequency Weekdays
Alternate Name(s) HBSAG, one of Hepatitis Serological Markers
Reference Interval Negative