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HelpTest Code LEG-AG Legionella Antigen, Urine
Useful For
The Legionella Urinary Antigen assay is specific for L. pneumophila serogroup 1. This serogroup is responsible for greater than 70% of all cases of legionellosis. Culture is recommended for detection of other serogroups of L. pneumophila or species of Legionella, and to confirm infection.
Specimen Requirements
| Fasting Required | Specimen Type | Preferred Container/Tube | Acceptable Container/Tube | Specimen Volume | Specimen Minimum Volume (allows for 1 repeat) |
Pediatric Minimum Volume (no repeat) |
|---|---|---|---|---|---|---|
| No | Urine, Random | Urine 10 mL tube (no preservative), white top container/tube | Sage cup (no preservative) | 2 mL | 2 mL | 2 mL |
Collection/Processing Instructions
Voided urine collected in a clean, leakproof container. Boric acid may be used as a preservative.
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Urine | Refrigerate | 14 days |
Rejection Criteria
| Specimens other than urine |
|---|
| Improperly stored urine samples |
Reference Range Information
| Performing Location | Reference Range |
|---|---|
| Marshfield | Negative |
Marshfield Labs Performing Department
Marshfield Labs Immunodiagnostics
Performing Information
| Performing Location | Day(s) Test Performed | Analytical Time | Methodology/Instrumentation |
|---|---|---|---|
| Marshfield | Monday through Friday | 1 day | Immunochromatographic membrane EIA |
CPT Codes
| CPT | Modifier (if needed) |
Quantity | Description | Comments |
|---|---|---|---|---|
| 87899 |
Outreach CPT Codes
| CPT | Modifier (if needed) |
Quantity | Description | Comments |
|---|---|---|---|---|
| 87899 |
Ordering Applications
| Ordering Application | Description |
|---|---|
| Cerner | Legionella Antigen Urine |