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Test Code LAB3235 Legionella species, Molecular Detection, PCR

Additional Codes

Mayo Test Code :LEGRP

Reporting Name

Legionella PCR

Useful For

Sensitive and rapid diagnosis of pneumonia caused by Legionella species

Method Name

Rapid Polymerase Chain Reaction (PCR)

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type


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 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

Reject Due To








Tissue in formalin, formaldehyde, or acetone

Reference Values

Not applicable

Day(s) and Time(s) Performed

Monday through Sunday

CPT Code Information


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.


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