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| If the DFA is negative it will reflex to a viral culture. At client request, viral culture may be added regardless of DFA result. |
| This test may reflex to additional tests depending upon the results of this test. An additional fee may be added. |
| Synonyms |
Respiratory screen; Influenza; Parainfluenza; RSV; Respiratory Syncytial Virus; Herpes; HSV; Varicella; VZV; Human Metapneumovirus; HMPV; Adenovirus; CMV; Cytomegalovirus |
| SPECIMEN REQUIREMENTS |
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| Container Type |
See below. |
| Specimen Type |
Nasopharyngeal swab, throat swab, tissue biopsy, BAL. bronchial brush or wash, skin lesions or eye swab submitted in viral transport media (M4 or other). Flocked swabs preferred. |
| Specimen Processing |
Store and transport refrigerated. 
|
| Required Patient Info |
Specimen source, specify location if biopsy. |
| Stability |
Room Temp unacceptable Refrigerated 3 days Frozen (-20°C) unacceptable |
| Unacceptable Conditions |
Sputum, stool, rectal, urine and CSF specimens refer to VIRCUL. Calcium alginate swab, dry swab, wooden swabs and swabs in gel media. |
| Department |
Virology |
| CPT Codes |
87015 |
| Test Schedule |
Twice daily |
| Turnaround Time |
1 day |
| Method |
DFA Stain |
| Test Includes |
Viral culture and DFA Stain; Viral Culture and DFA, Status. |
| Reference Ranges |
Viral Culture & DFA Stain Negative for DFA screen
No virus isolated
Viral Culture & DFA Stain Status
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| Notes |
DFA performed will be based on source specified: respiratory samples will be screened for Influenza A & B, Adenovirus, Respiratory Syncytial Virus, Parainfluenzavirus types 1, 2, 3 and Human Metapneumovirus. Tissue specimens will be screened for CMV. Dermal and eye for HSV & VZV. |
:: Interface Codes ::| type | order code | test description | result code | result description | units | decimal places | loinc code | | o | 87015.Z4 | Viral DFA Stain, Reflex to Vir Cult | | r | 87015.Z4 | Viral DFA Stain, Reflex to Vir Cult | 87015.Z2 | Viral Culture and DFA Stain | | | 6584-7 | | r | 87015.Z4 | Viral DFA Stain, Reflex to Vir Cult | 87015.Z3 | Report Status | | | |
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