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Active B12

Order Code
14591
CPT
No CPT
Test Details
Synonyms

holotranscobalamin

TAT

10 days

Methodology

ECLIA

Performing Location

Accredited Laboratory Partner

Testing Frequency

Contact Technical Support

Test Overview

Measures the biologically active form of vitamin B12. Useful for early detection of B12 deficiency.

Specimen Type

Serum

Volume

1 mL

Specimen Container

Red top tube or Gel barrier tube

Patient Preparation

No special preparation is required for this test. You may eat, drink, and take your medications as normal, unless instructed otherwise by your healthcare provider.

Collection

This test does not require any special collection or pre-analytical handling. Follow routine specimen collection protocols.

Specimen Stability
Temperature Period
Refrigerated 2 days
Frozen 90 days
Order Code
14591
CPT
No CPT
Test Details
Synonyms

holotranscobalamin

TAT

10 days

Methodology

ECLIA

Performing Location

Accredited Laboratory Partner

Testing Frequency

Contact Technical Support

Test Overview

Measures the biologically active form of vitamin B12. Useful for early detection of B12 deficiency.

Specimen Type

Serum

Volume

1 mL

Specimen Container

Red top tube or Gel barrier tube

Patient Preparation

No special preparation is required for this test. You may eat, drink, and take your medications as normal, unless instructed otherwise by your healthcare provider.

Collection

This test does not require any special collection or pre-analytical handling. Follow routine specimen collection protocols.

Specimen Stability
Temperature Period
Refrigerated 2 days
Frozen 90 days