Specimen: 2 mL (1 mL min.) serum from 1 SST. Ship refrigerated or frozen.
Stability (Room): 8 hrs
Stability (Refrigerated): 48 hrs
Stability (Frozen): 4 weeks
Price: Contact Medilab
Turnaround time (TAT): 10 – 15 days
Usage: Intrinsic Factor, produced by cells lining the stomach, binds vitamin B12 (cyanocobalamin) to facilitate absorption of the vitamin. This antibody impedes the action of Intrinsic Factor as observed in approximately half of the patients who develop Pernicious anemia.
Disease: Nutritional disorders
Home Collection: Available
Pre-test Information: No special preparation required