RSV ANTIGEN DETECTION (RSG)
: RSG, Respiratory Syncytial Virus
: Immunochromatographic assay; negative antigen on inpatient or employee reflexes to rapid shell vial culture.
: Negative, positive, indeterminate. A negative result does not rule out infection with RSV.
: 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
: Material from respiratory source only; Nasopharyngeal (NP) swab/aspirate/wash or nasal wash preferred
: 3 mL UTM or sterile saline
: 1 mL UTM or sterile saline
: Store refrigerated (2-8° C), do not freeze, transport on wet ice
: Store refrigerated (2-8 C). Samples that are 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 receipt
: 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 antigen results on inpatients and employees confirmed by rapid shell vial culture.
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