ARUP's Laboratory Test Directory
| 0060289: Respiratory Viruses DFA |
| Test Mnemonic: RSPFA | |
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#ExistMethodology>
Methodology: Direct Fluorescent Antibody Stain
*ExistMethodology> #ExistPerformed> Performed: Sun-Sat *ExistPerformed> #ExistReported> Reported: Within 24 hours *ExistReported> |
| Specimen Required: | |
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#ExistCollect>
Collect: Nasopharyngeal aspirate/swab/washing, tracheal aspirate, or bronchoalveolar (BAL) lavage. Transport in viral transport media. Source of specimen is preferred.
*ExistCollect> #ExistTransport> Transport: Specimen in sterile leak-proof container or viral transport media at 2-8°C. (Min: 1 mL) Place each specimen in a separate, individually sealed bag. Submit specimen according to Biological Substance, Category B, shipping guidelines. *ExistTransport> #ExistPedCollectTransport> Pediatric Collection/Transport: Submit specimen according to Biological Substance, Category B, shipping guidelines. *ExistPedCollectTransport> #ExistRemarks> Remarks: Do not freeze. Do not send slides. *ExistRemarks> #ExistConditions> Unacceptable Conditions: Dry swabs. *ExistConditions> #ExistStability> Stability: Ambient: 2 hours; Refrigerated: 3 days; Frozen: Unacceptable *ExistStability> |
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| Reference Interval: |
| #ExistRefRange> Negative *ExistRefRange> |
| Note: | |
| Viral Culture (0065008) 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. |
| CPT Code(s): | |
| 87276 Influenza A; 87275 Influenza B; 87279 x3 Parainfluenza (1, 2, 3); 87280 RSV; 87260 Adenovirus |