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Intrinsic Factor Blocking Antibody
| Item | Value |
|---|---|
| Approval req'd? | No |
| Available Stat? | No |
| Test code | IFBA |
| Performed by | Quest |
| Sendout? | Yes |
| Method | Immunoassay |
| Patient Preparation | Do NOT collect samples within 48 hours following an injection of Vitamin B12, which can give a false positive result. |
| Collection Instructions | Do NOT collect samples within 48 hours following an injection of Vitamin B12, which can give a false positive result. |
| Container type | Red top or Gold top |
| Amount to Collect | 2 mL blood |
| Sample type | Serum |
| Preferred volume | 1 mL serum |
| Min. Volume | 0.2 mL serum |
| Processing notes | Refrigerate serum (or plasma). Order Quest # 568 |
| Normal range | Negative |
| Stability | Room temperature or refrigerated 1 week, frozen at -20C 28 days. |
| Turn around times | Test performed Tuesday, Thursday, Saturday. Turnaround time: 2-6 days. |
| CPT coding | 86340-90 |
| LOINC code | 31443-5 |
| Last Updated | 5/12/2011 2:00:16 PM |
| Entry Number | 572 |
If you have additional questions regarding this test, please call: 415-353-1667