Coxiella burnetii (Q Fever) Phase I and II by IFA
| Sunquest Code: | QFVG12 | ||
| Epic Code: | LAB3707 | Epic Name: | CoxiellaB Antibody IGG Phase 1and 2 with reflex |
| Synonyms: | Q Fever | ||
| Methodology: | Indirect fluorescent antibody | ||
| Test Includes: | Phase I and II Q Fever Antibody with reflex to titer | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Sat; results are reported in 1-6 days. | ||
| Special Instructions: | Parallel testing is preferred and convalescent specimens must be received within 30 days from receipt of the acute specimens. Mark specimens plainly as "acute" or "convalescent". | ||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 2 mL |
| Minimum\Peds Volume: | 0.8 mL |
| Container: | Red or gold (gel) [Alternate Containers: Red (no gel)] |
| Causes for Rejection: | Contaminated, hemolyzed or severely lipemic specimens. |
Processing and Shipping
| Specimen Processing: | Within 2 hours of collection, centrifuge and aliquot 1 mL, 0.3 mL minimum. Store in refrigerator. |
| Shipping Instructions: | Ship at refrigerated temperature. |
| Stability: | After separation from cells: 48 hours at room temperature; 2 weeks refrigerated; 1 year frozen. |
| Test Performed at or Referral Lab | Lab Sendouts (ARUP) |
| Referral Lab number: | 2012625 |
Interpretive
| Reference Range: |
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| Use: | Single phase II IgG titers of 1:256 and greater are considered evidence of C. burnetii infection at some time prior to the date of the serum specimen. Phase I antibody titers of 1:16 and greater are consistent with chronic infection or convalescent phase of Q-fever. |
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