Red top or SST tube
0.5 mL serum
0.5 mL serum
Collect specimen in SST or red top tube. Centrifuge, aliquot serum into a plastic vial and refrigerate (preferred) or freeze. A paired acute and convalescent (>21 days after onset of fever) sera are recommended; label specimens appropriately.
A paired acute and convalescent (> 21 days after onset of fever) sera are recommended. Label whether specimen is acute or convalescent.
Wednesday
2 - 8 days
Enzyme Linked Immunoassay (ELISA)
Negative
Presumptive serological diagnosis of Legionella
High levels of antibodies may persist for some years after infection. False-positive reactions have been reported in patients with other bacterial or rickettsial infections.
Test sent to Mayo Medical Laboratories. University of Michigan registered patient specimens sent to Michigan Department of Community Health.
5237-2
86713
34921