Test directory: Legionella Pneumophila Ag, DFA

Ordering Code 4166
Test Name Legionella Pneumophila Ag, DFA
Preferred Specimen Varies
Preferred Container Sterile leak-proof container
Optimum Volume 3 mL
Collection Instructions Lung Biopsy: Place lung biopsy into sterile container with non-bacteriostatic, distilled water
Sputum: Instruct patient to gargle with water and cough deeply to collect deep respiratory specimen in sterile container
Aspirate: Place aspirate or washing into sterile container with non-bacteriostatic, distilled water
Tissue: Add small amount of sterile, non-bacteriostatic, distilled water to prevent drying, if necessary
Do not use saline, because it may be inhibitory.
Transport Requirements Oahu: Refrigerated
Airline: Refrigerated
Specimen Stability Ambient: Not Stable
Refrigerated: 7 Days
Frozen: Not Stable
Rejection Criteria Expired transport device, Environmental sources, Received in viral transport media
Avail. Stat NO
Analytic Time 5 Days
Methodology Direct Immunofluorecence Assay (DFA)
Reference Lab  Quest Diagnostics Infectious Disease

Reference range(s)

The reference ranges listed below are valid on this date of June 29, 2025.
Component Age Male Norm Male Critical Low Male Critical High Female Norm Female Critical High Female Critical Low Units Add'l info
Legionella Pneumophila Ag, DFA ALL See report.
Source ALL See report.