Test Details
Methodology
Enzyme-linked immunosorbent assay (ELISA)
Result Turnaround Time
2 - 3 days
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Use
The presence of CCP antibodies, when considered in conjunction with other laboratory and clinical findings, is an aid in the diagnosis of rheumatoid arthritis (RA). Approximately 70% of RA patients are positive for anti-CCP IgG, while only 2% of random blood donors and control subjects are positive.
Specimen Requirements
Specimen
Serum
Volume
1 mL
Minimum Volume
0.3 mL (Note: This volume does not allow for repeat testing.)
Container
Red-top tube or gel-barrier tube
Collection Instructions
Following collection, serum should be separated from the clot.
Stability Requirements
Temperature | Period |
|---|---|
Room temperature | 7 days |
Refrigerated | 14 days |
Frozen | 14 days |
Freeze/thaw cycles | Stable x3 |
Storage Instructions
Room temperature
Causes for Rejection
Hemolysis; lipemia; gross bacterial contamination; addition of azide or other preservative; heat inactivation
LOINC® Map
| Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
|---|---|---|---|---|---|---|
| 164914 | Anti-CCP Ab, IgG/IgA | 57093-7 | 164915 | Anti-CCP Ab, IgG/IgA | units | 57093-7 |
| Order Code | 164914 | |||||
| Order Code Name | Anti-CCP Ab, IgG/IgA | |||||
| Order Loinc | 57093-7 | |||||
| Result Code | 164915 | |||||
| Result Code Name | Anti-CCP Ab, IgG/IgA | |||||
| UofM | units | |||||
| Result LOINC | 57093-7 |