CENTRIFUGE SST (SERUM GEL TUBES) WITHIN 1-2 HOURS OF COLLECTION. CENTRIFUGE RED TOP VACUTAINERS AND ALIQUOT SERUM WITHIN 1-2 HOURS OF COLLECTION. THE SEPARATION VIAL MUST BE LABELED WITH AT LEAST 2 PATIENT IDENTIFIERS AND THE SAMPLE TYPE.
Reference intervals
INTERPRETIVE DATA IS PROVIDED ON THE REPORT.
Clinical Utility
HIGHLY SPECIFIC FOR DIAGNOSIS OF PERNICIOUS ANAEMIA WHICH IS A CAUSE OF MEGALOBLASTIC ANEMIA.
Test Limitations/ Confounders
VITAMINS B12 ADMINISTRATION WITHIN THE PREVIOUS 1 WEEK CAN RESULT IN FALSE POSITIVE INTRINSIC FACTOR ANTIBODY RESULTS AND SHOULD BE AVOIDED. TEST IS POSITIVE ONLY IN 60% OF PATIENTS WITH PERNICIOUS ANEMIA.