Coxiella burnetii (Q Fever) Phase I and II by IFA

Abbrev Code:QFVG12   
Order Code:LAB3707Order Name:CoxiellaB Antibody IGG Phase 1and 2 with reflex
Synonyms:Q Fever
Methodology:Indirect fluorescent antibody
CPT Codes: 86638 x1, 86638 x1, 86638 x2
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

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


Reference Range:

Phase I


Phase II




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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