Vanderbilt Pathology Laboratory Services
Test Directory
COMPREHENSIVE VIRAL CULTURE, RSV ANTIGEN DETECTION, FLU A&B ANTIGEN DETECTION (VRF)
Department: VirologyTest Synonym(s): VRF
Test Components: Viral culture screen, hemadsorption, flu A & B immunochromatography, RSV immunochromatography
CPT Codes: 87252, 87253, 87400, 87420
Methodology: Tissue culture, immunochromatography, hemadsorption
Reference Range: Culture - no virus isolated, RSV antigen - negative, Flu antigens - negative
Tube Type: Wash, aspirate, lavage in sterile leakproof container; flocked swab preferred but dacron/rayon swab accepted in universal transport medium,3ml or 1-2 ml saline
Specimen: Material from respiratory source only; Nasopharyngeal (NP) swab/aspirate/wash or nasal wash preferred
Temperature: Store refrigerated (2-8° C), do not freeze, transport on wet ice
Stability: Labile specimen. Keep refrigerated.
Reasons for Rejection: Leakage, collected more than one day prior to receipt in virology lab, Non-respiratory source, calcium alginate or wooden-shaft swab, dry swab
Days Performed: Monday - Saturday. Flu and RSV antigen performed 24/7
Times Performed: Monday-Friday: 6:30 a.m. -11 p.m.; Saturday: 7 a.m. -3:30 p.m.
TAT: Culture 1-10 days, antigen 30 minutes - 1 hour
Special Instructions: Send to lab immediately on ice. Add universal transport medium to respiratory trap. No wooden or calcium alginate tip swabs.Additional tests/charges may be added as appropriate. Respiratory DFA available upon consultation with virology laboratory.
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