INFLUENZA A & B ANTIGEN DETECTION (FLG)
: Flu antigen, FLG, Rapid flu antigen
: Immunochromatographic assay; negative antigen on inpatient or employee reflexes to rapid respiratory virus culture (a.k.a, "shell vial" culture)
: Negative, Positive, Indeterminate. A negative result does not rule out infection with influenza.
: Nasopharyngeal/nasal wash or aspirate in sterile leakproof container or nasopharyngeal swab in 3 mL Universal Transport Medium (swab is packaged with medium).
: Material from respiratory source only; Nasopharyngeal (NP) swab/aspirate/wash or nasal wash preferred
: Dacron/Rayon nasopharyngeal swab in 3 mL sterile saline.
: 3 mL Universal Transport Medium or sterile saline
: 1 mL Universal Transport Medium or sterile saline
: Store refrigerated (2-8° C), do not freeze, transport on wet ice
: Samples older than 24 hours will receive comment
Reasons for Rejection
: Non-respiratory source, calcium alginate or wooden-shaft swab, dry swab
: Continuous; Processed ASAP upon request
: 30 minutes - 1 hour
: Send to lab immediately - put swab in UTM - No wooden shaft or calcium alginate tip swabs. Add universal (viral) transport medium (UTM) to respiratory trap. Specify source. Negative anitgen results on inpatients and employees confirmed by rapid shell vial culture.
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