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HelpTest Code 9AINH Factor IX Inhibitor Profile, Professional Interpretation
Specimen Required
Secondary ID
607443Useful For
Interpretation for the detection and titering of coagulation inhibitor to the specific factor requested, primarily factor IX in patients with hemophilia B
Disease States
- Hemophilia B
Method Name
Only orderable as a reflex. For more information see 9INHE / Factor IX Inhibitor Evaluation, Plasma
Medical Interpretation
Reporting Name
FIX Inhib Profile Prof InterpSpecimen Type
Plasma Na CitSpecimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Plasma Na Cit | Frozen | 14 days |
Clinical Information
Factor IX inhibitors arise in patients with severe hemophilia B after factor IX transfusion. Patients with factor IX inhibitors may also develop anaphylactic reactions in response to factor IX infusions. Acquired factor IX inhibitors occurring in previously healthy people are exceedingly rare.
Reference Values
Only orderable as a reflex. For more information see 9INHE / Factor IX Inhibitor Evaluation, Plasma
An interpretive report will be provided.
Interpretation
When no significant abnormalities are detected, a simple descriptive interpretation is provided. When abnormal results are detected, a detailed interpretation is given, including an overview of the results and of their significance, a correlation to available clinical information, and elements of differential diagnosis.
Cautions
No significant cautionary statements
Clinical Reference
1. Hoffman R, Benz Jr EJ, Silberstein LE, et al, eds. Hematology: Basic Principles and Practice. 7th ed. Elsevier; 2018
2. Chitlur M, Warrier I, Rajpurkar M, et al. Inhibitors in factor IX deficiency a report of the ISTH-SSC international FIX inhibitor registry (1997-2006). Haemophilia 2009;15(5):1027-1031
Method Description
A coagulation expert (clinician or hematopathologist) reviews the laboratory data, and an interpretive report is issued.
Day(s) Performed
Monday through FridayReport Available
3 to 5 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
Test Classification
Not ApplicableCPT Code Information
85390-26
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| 9AINH | FIX Inhib Profile Prof Interp | 69049-5 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 607487 | Reviewed by | 18771-6 |
| 607443 | FIX Inhib Profile Prof Interp | 69049-5 |