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HelpTest Code LEGRP Legionella species, Molecular Detection, PCR
Additional Codes
UCL: YH9
Powerchart: Legionella PCR
Epic: [LAB3510] Legionella Species PCR
MA Cerner: Legionella species, Molecular Detection, PCR.
Reporting Name
Legionella PCRUseful For
Sensitive and rapid diagnosis of pneumonia caused by Legionella species
Performing Laboratory
Mayo Medical Laboratories in Rochester
Specimen Type
VariesSpecimen Required
The high sensitivity of amplification by PCR requires the specimen to be processed in an environment in which contamination of the specimen by Legionella DNA is unlikely.
Specimen source is required.
Specimen Type: Respiratory
Sources: Sputum, tracheal secretions/aspirates, transtracheal aspirate, bronchial washing/aspirate, bronchoalveolar lavage, lung fluid or pleural fluid
Container/Tube: Sterile container
Specimen Volume: 1 mL
Specimen Type: Fresh tissue or biopsy
Sources: Lung tissue
Container/Tube: Sterile container
Specimen Volume: Entire collection
Specimen Minimum Volume
Fluid: 0.5 mL/Tissue: 5 mm(3)
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Varies | Refrigerated (preferred) | 7 days |
| Frozen | 7 days |
Reference Values
Not applicable
Day(s) and Time(s) Performed
Monday through Sunday
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.CPT Code Information
87801
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| LEGRP | Legionella PCR | In Process |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| SRC57 | Specimen Source | 31208-2 |
| 29515 | Result | 49616-6 |
Reject Due To
|
Hemolysis |
NA |
|
Lipemia |
NA |
|
Icterus |
NA |
|
Other |
Tissue in formalin, formaldehyde, or acetone |
Method Name
Rapid Polymerase Chain Reaction (PCR)
Forms
If not ordering electronically, complete, print, and send a Microbiology Test Request Form (T244) with the specimen (http://www.mayomedicallaboratories.com/it-mmfiles/microbiology_test_request_form.pdf)