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Respiratory Viruses DFA
Ordering Recommendation
Not a preferred stand-alone test.
New York DOH Approval Status
Specimen Required
Respiratory specimen: Bronchoalveolar lavage (BAL), nasopharyngeal (aspirate, swab, or washing), or tracheal aspirate.
Fluid: Transfer 3 mL specimen to a sterile container. (Min: 0.5 mL) Also acceptable: Transfer to 3 mL viral transport media (ARUP Supply #12884) available online through eSupply using ARUP Connect™ or contact ARUP Client Services at (800) 522-2787.
Swab: Place in 3 mL viral transport media (ARUP Supply #12884) available online through eSupply using ARUP Connect™ or contact ARUP Client Services at (800) 522-2787.
Refrigerated.
Dry swabs, eSwab. Slides.
Specimen source preferred.
Ambient: 2 hours; Refrigerated: 72 hours; Frozen: Unacceptable
Methodology
Direct Fluorescent Antibody Stain
Performed
Sun-Sat
Reported
Within 24 hours
Reference Interval
Negative
Interpretive Data
FDA
Note
Viral culture of DFA-negative specimens is strongly recommended. Refer to Respiratory Viruses DFA with Reflex to Viral Culture (0060281). The sensitivity of DFA testing for RSV is greater than 95% and does not require culture backup.
Hotline History
CPT Codes
87276; 87275; 87279 x3; 87280; 87260; 87299
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 0060308 | Influenza A, DFA | 5863-6 |
| 0060309 | Influenza B, DFA | 5867-7 |
| 0060311 | Parainfluenza Type 1, DFA | 5869-3 |
| 0060312 | Parainfluenza Type 2, DFA | 5871-9 |
| 0060313 | Parainfluenza Type 3, DFA | 5873-5 |
| 0060314 | Adenovirus, DFA | 5834-7 |
| 0060316 | Respiratory Syncytial Virus, DFA | 5877-6 |
| 0060340 | RSPFA Source | 31208-2 |
| 0060778 | Human Metapneumovirus DFA | 40979-7 |
Aliases
- Adenovirus
- HMPV
- human mentapneumovirus by DFA
- Influenza A
- Influenza B, Parainfluenza Types 1, 2, 3,
- Respiratory profile, direct detection DFA
- Respiratory Virus Screen, DFA
- RSV
