Legionella pneumophila Antigen, Urine

0070322
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Example Reports
Negative
Positive

Ordering Recommendation

Provide retrospective evidence of suspected Legionella pneumophila infection.

Mnemonic

LEGAG-U

Methodology

Qualitative Enzyme-Linked Immunosorbent Assay

Performed

Sun-Sat

Reported

Within 24 hours

New York DOH Approval Status

This test is New York DOH approved.

Specimen Required

Patient Preparation
Collect

Random urine.

Specimen Preparation

Mix specimen well. Transfer 4 mL urine to an ARUP Standard Transport Tube. (Min: 1 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Specimens in preservatives.

Remarks
Stability

Ambient: 24 hours; Refrigerated: 2 weeks; Frozen: 2 weeks

Reference Interval

Negative

Interpretive Data

This assay detects Legionella pneumophila serogroup one (1) antigen.  A negative test result does not rule out the possibility of Legionella infection due to other serogroups or species of Legionella.  A positive result may indicate a recent or remote infection with serogroup 1.

Compliance Category

FDA

Note

Hotline History

N/A

CPT Codes

87449

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Components

Component Test Code* Component Chart Name LOINC
0070322 Legionella pneumophila Ag, Urine 6447-7
* 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.

Aliases

  • Legionella Antigen, Urine
  • Legionella Urinary Antigen
  • Urine Legionella antigen
Legionella pneumophila Antigen, Urine