Lab Test

Intrinsic Factor Blocking Antibody

WARDE: IFAB, Antrim #81230, EPIC: LAB6074, SOFT: XIFAB

Instructions

No sample should be collected from a patient who has received Vitamin B12 injection therapy within the past 7 days.

Specimen Collection Criteria

Collect (preferred specimen): One Gold-top SST tube.
Also acceptable: One plain Red-top tube.

Physician Office/Drawsite Specimen Preparation

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells within 2 hours of collection. Transfer serum to a plastic transport tube and freeze (-20°C/-4°F or below) immediately.

Preparation for Courier Transport

Transport: 1.0 mL serum, frozen (-20°C/-4°F or below). (Min: 0.5 mL)

Rejection Criteria

  • Grossly hemolyzed specimens.
  • Severely lipemic specimens.
  • Specimens not collected and processed as indicated.

Storage

Ambient: 2 hours
Refrigerated: 2 days
Frozen: 2 months

Performed

Sunday, Tuesday, Thursday.
Results available in 2-6 days.

Reference Range

Negative.

Test Methodology

Chemiluminescent Immunoassay.

CPT Code

86340.

Test Codes

WARDE: IFAB, Antrim #81230, EPIC: LAB6074, SOFT: XIFAB

Last Updated

7/11/2019

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This directory currently reflects information only for specimens collected and/or processed at the
Farmington Hills, Grosse Pointe, Royal Oak, and Troy campuses.