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Test Name:
Rickettsia conorii IgG and IgM Antibodies, by IFA
- SBMF No:
43502 - Performance Lab Name:
Quest Diagnostics Nichols Institute - Test Mnemonic:
RICCN GM - ABN:
Required – Not FDA-Approved - CPT Code:
86757x2 - Ref Lab Test No:
7951 - Test Includes:
Rickettsia conorii IgG Antibody
Rickettsia conorii IgM Antibody - Also Known As:
Boutonneuse Fever IgG and IgM Antibodies - Spec Type:
Serum - Spec Container:
Gold top (SST) or red top (serum) tube - Pref Vol:
1.0 mL - Min Vol:
0.5 mL - Fasting:
No - Spec Collect:
Routine venipuncture - Spec Process:
Clot 30 minutes
Promptly centrifuge 15 minutes
Immediately transfer serum to separate plastic tube - Spec Store Transport:
Refrigerated - Spec Stability:
48 hours room temperature (20-30°C)
7 days refrigerated (2-8°C)
2 months frozen (-20°C) – Do not use frost-free units that undergo repeated freeze/thaw cycles - Methodology:
Indirect Fluorescent Antibody (IFA) - Clinical Significance:
Used to aid in the diagnosis of Boutonneuse fever. Cross reacts with other spotted fever groups, especially Rickettsii. A crusted lesion or "tache noire" at the site of the original tick bite and a macular rash characterize this mild febrile illness. - Reference Range:
Rickettsia conorii IgG Antibodies < 1:16 titer
Rickettsia conorii IgM Antibodies < 1:16 titer - Additional Test Info:
This test was developed and its performance characteristics have been determined by Quest Diagnostics Nichols Institute, Valencia. It has not been cleared or approved by the U.S. Food and Drug Administration. The FDA has determined that such clearance or approval is not necessary. Performance characteristics refer to the analytical performance of the test. - Day Run:
Wed, Fri - Time Reported:
Same day
This is a sendout test. Please note that turnaround time is defined as the anticipated time from set up day to results release. - Test Type:
INFECTIOUS ANTIBODY
