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Legionella Urinary Antigen

eD-H Order Code

LAB3024

Specimen Collection Information

Specimen Minimum Test Volume Container Special Handling
Urine 1.0 ML  

Specimen Transport Temperature

Ambient or Refrigerateed

Specimen Stability

Ambient; 24 hours

Refrigerated; 14 days

 

Additional Specimen Instructions

Specimens may be collected in a sterile container or urine vacutainer (grey top boric acid).

This test detects legionella pneumophila serogroup I. Patients infected with other
serogroups or species will be non-reactive.

Legionella Culture is recommended (LAB 902)

Reference Ranges / Critical Values

Assay Gender Age Range Normal Range Critical Values Units
Legionella Ur Ag All 0 Minutes – 150 Years Negative    

Interpretive Data

Assay Display Interpretive Data
Legionella Ur Ag A negative Legionella Urinary Antigen by EIA suggests no recent or current infection with L. pneumophila Serogroup 1. Antigen may not be present in urine in early infection and the level of antigen present in the urine may be below the detection limit of the test. Sensitivity: 95% Specificity 95%.

Day(s) Performed

Monday through Sunday; continuously

Performing Lab Section

Microbiology

CPT(s)

87449