Ordering Recommendation

Detect Legionella species.


Qualitative Polymerase Chain Reaction




1-2 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation

Respiratory specimen: Bronchoalveolar lavage (BAL), bronchial brushings, nasopharyngeal swab, sputum, tracheal aspirates or pleural fluid.

Specimen Preparation

Fluid: Transfer 2 mL respiratory specimen to a sterile container. (Min: 0.5 mL) Also acceptable: Transfer to viral transport media (ARUP supply #12884).
Available online through eSupply using ARUP Connect™ or contact ARUP Client Services at (800) 522-2787.
Swabs: Place in viral transport media.

Storage/Transport Temperature


Unacceptable Conditions

Specimen source required.


Ambient: 24 hours; Refrigerated: 5 days; Frozen: 6 months

Reference Interval
Interpretive Data

A negative result does not rule out the presence of PCR inhibitors in the patient specimen or test-specific nucleic acid in concentrations below the level of detection by this test.

Compliance Statement B: For laboratory developed tests not using a RUO kit, and for FDA approved, cleared or 510(k) exempt assays with alterations. This test was developed and its performance characteristics determined by ARUP Laboratories. The U. S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.


This test detects and speciates L. pneumophila. The nucleic acid from other Legionella species will be detected by this test but cannot be differentiated

Hotline History
CPT Codes

87541; 87798

Component Test Code* Component Chart Name LOINC
2002177 Legionella Source 31208-2
2010126 Legionella pneumophila by PCR 21363-7
2010128 Legionella species by Qualitative PCR 49616-6
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
  • Legionella pneumophila (Legionella Species by PCR)
Legionella Species by Qualitative PCR