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HelpTest Code LAGU Legionella Antigen, Random, Urine
Ordering Guidance
This assay has been verified using urine specimens only. For serum specimens, order SLEG / Legionella pneumophila (Legionnaires Disease), Antibody, Serum.
Other specimen types (eg, plasma or body fluids) that may contain Legionella antigen have not been verified for testing.
Specimen Required
Supplies: Urine Tubes, 10 mL (T068)
Container/Tube: Plastic, 10-mL urine tube
Specimen Volume: 0.5 mL
Collection Instructions:
1. Collect a random urine specimen.
2. No preservative.
3. Excessively bloody or very turbid specimens containing protein, cells, or particulates will be canceled. They can inhibit the function of the test.
4. Centrifuging to remove particulates is not approved.
5. Specimens with any dyes or unnatural color are not acceptable and will be canceled.
CMH COLLECTION: 1 mL in sterile cup
Specimen Minimum Volume
0.25 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Urine | Refrigerated (preferred) | 7 days | |
| Frozen | 14 days | ||
| Ambient | 24 hours |
Useful For
An adjunct to culture for the detection of past or current Legionnaires disease (Legionella pneumophila serogroup 1)
Reject Due To
| Gross hemolysis | Reject |
| Turbid Dyes/unnaturally colored | Reject |
Day(s) Performed
Monday through Friday
Report Available
1 to 2 daysReporting Name
Legionella Ag, UReference Values
Negative
Method Name
Immunochromatographic Membrane Assay
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
87899