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Test ID LEGRP Legionella species, Molecular Detection, PCR, Varies

Useful For

Sensitive and rapid diagnosis of pneumonia caused by Legionella species

 

The assay is not recommended as a test of cure because bacteria nucleic acids may persist after successful treatment.

Method Name

Rapid Polymerase Chain Reaction (PCR)

Reporting Name

Legionella PCR

Specimen Type

Varies


Necessary Information


Specimen source is required.



Specimen 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 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

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 Special Container
Varies Refrigerated (preferred) 7 days
  Frozen  7 days

Reference Values

Not applicable

Day(s) and Time(s) Performed

Monday through Sunday

Performing Laboratory

Mayo Clinic Laboratories in Rochester

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

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.

NY State Approved

Yes

Forms

If not ordering electronically, complete, print, and send a Microbiology Test Request (T244) with the specimen.