Pathology Handbook

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Holotranscobalamin

Alternative Names:

Active B12
HoloTC

Laboratory:

Clinical Biochemistry

Test Code:

A12

Medicare rebatable:

Yes

Specimen Types:

Serum

Container Types:

SST
Serum - no gel

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

USEFUL LINKS

Frozen Section Booking Form

Printable Pathology Request Form

Order of Draw - Blood Samples