Colorado Tick Fever Antibody Panel, IFA

Test Code

34986

CPT Codes
86790 (x2)

Includes

Colorado Tick Fever IgG and Colorado Tick Fever IgM

Preferred Specimen

1 mL serum

Minimum Volume

0.25 mL

Transport Container

Transport tube

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 7 days
Refrigerated: 14 days
Frozen: 30 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Gross hemolysis • Lipemia • Icteric

Methodology
Immunoassay (IA)

FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Setup Schedule

Tues, Thurs

Reference Range

Colorado Tick Fever Ab (IgG)	<1:16 titer
Colorado Tick Fever Ab (IgM)	<1:20 titer

Clinical Significance

Recent or current Colorado Tick Fever is indicated by a four-fold or greater rise in IgG titer between acute and convalescent sera and/or an IgM level of 1:20 or greater.

Performing Laboratory

Quest Diagnostics Nichols Institute-San Juan Capistrano, CA

33608 Ortega Highway

San Juan Capistrano, CA 92675-2042

Last Updated: November 6, 2024

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.