Francisella, IgG

Laboratory Fee Schedule

Procedure: MZZ0336A

CPT: 86668

Francisella, IgG
Synonym(s): Microagglutination Assay for Detecting Antibodies to Francisella tularensis Cell Surface Antigen
Requisition Form G-2A
Test Description The detection and quantitation of F. tularensis IgG and IgM antibodies by microagglutination.
Pre-Approval Needed N/A
Supplemental Information Required N/A
Supplemental Form(s) N/A
Performed on Specimens from (sources) Human
Sample/Specimen Type for Testing Serum, plasma, Nobuto strip
Minimum Volume/Size Required 100 µl or one Nobuto strip
Storage/Preservation Prior to Shipping Specimens should be frozen at -15°C or colder on the day of receipt unless they will be tested the following day. Specimens may be stored at 2°C to 8°C when testing will occur within two days. Avoid repeated freezing and thawing.
Transport Medium N/A
Specimen Labeling At least 2 patient specific identifiers: First and last name as one identifier and a DOB or a unique patient specific identifier (e.g. Medical Record number); must match information on submission form (G-2A).
Shipping and Specimen Handling Requirements
  • Ship according to Dangerous Goods Regulations, IATA, and/or CFR 49.
  • Handle as infectious agent using universal precautions.
  • Triple contain in accordance with federal shipping regulations for infectious agents.
Additional forms & resources
Method Microagglutination test
Turn-around Time 7 days
Interferences/Limitations In some cases cross reaction may be evident with Brucella spp. and Legionella spp. antigens
Causes for Rejection Insufficient quantity, unacceptable specimen type or source, improper shipping conditions, expired media or collection container, discrepancies between specimen label and submission form, and/or incomplete or missing submission form.
Additional Information This test does not differentiate between early IgM and late IgG antibody response.  Acute and/or convalescent sera/plasma must be heat inactivated for 30 minutes at 56 +/- 2°C before testing.

Last updated October 31, 2017