Item Value
Test name Intrinsic Factor Blocking Antibody
Available Stat? No
Turn around times Test performed Tuesday, Thursday, Saturday. Turnaround time: 2-6 days.
Performed by Quest
Patient Preparation Do NOT collect samples within 48 hours following an injection of Vitamin B12, which can give a false positive result.
Normal range Negative
Container type Red top or Gold top
Amount to Collect 2 mL blood
Collection Instructions Do NOT collect samples within 48 hours following an injection of Vitamin B12, which can give a false positive result.
Sample type Serum

If you have additional questions regarding this test, please call: 415-353-1667