Hepatitis B virus (HBV) surface antigen (HBsAg)
General information
Collection container (including preservatives):
6mL clotted blood tube
Specimen type: Venous Blood
Collection: 6mL blood tube
Specimen transport: Ambient temperature via
porter, courier, Royal Mail or DX compliant with IATA packing
instruction 650
Minimum volume of sample: 2mL
Special precautions: If processing is delayed,
refrigeration is preferable to storage at ambient temperature.
Delays of over 48hr are undesirable.
Laboratory information
Turn round time for provisional result (working
days): 3 days
Turn round time to final result (working days):
4 days
Clinical information
Clinical decision points: Not applicable
Factors known to significantly affect the
results: Haemolysis, mutation
(Last reviewed October 24th 2017)