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Test Code SQ RICK, EPIC LAB5185 Rickettsia Antibody Panel


Indirect Fluorescent Antibody (IFA)

Includes quantitative total antibody IFA testing for Rocky Mountain Spotted Fever (RMSF) and murine typhus.

Performing Laboratory

Wisconsin State Laboratory of Hygiene

Specimen Requirements

Specimen Type: Serum

Container/Tube: Red top
Specimen Volume: 1 mL

Specimen Transport Temperature


Reference Values


Diagnostically significant titer: a 4-fold change with convalescent titer equal to 1:128; single serum titer equal to 1:256

Some crossreactivity between these 2 agents occur in the lower dilutions.

Day(s) Test Set Up

One time per week

Test Classification and CPT Coding

86757 x 2