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Holotranscobalamin

Alternative Names:Active B12
HoloTC
Laboratory:Clinical Biochemistry
Test Code:A12
Specimen Types:Serum
Container Types:
SST
Serum - no gel
SST
Adults Volume or Mass:6 mL
Minimum/Paediatric Volume or Mass:2 mL
Collection & Request Instructions:Collect at ambient temperature
Retrospective testing within 3 days

The test (holotranscobalamin) is medicare rebateable where initial serum vitamin B12 result is low or equivocal. The test will be added by the laboratory when vitamin B12 is below 250 pmol/L.

Serum is the only suitable specimen. Heparin plasma is not suitable.

Transport Instructions:Room Temperature
Processing Instructions:Centrifuge