Influenza A and B by Direct Immunoassay
Flu A and B
Confirm the diagnosis of influenza type A or type B infection. This is a differentiated test and, therefore, will distinguish influenza type A from influenza type B.
Nasopharyngeal (NP) swab in viral transport medium or NP wash or aspirate
2 to 3 mL NP wash, 0.5 mL NP aspirate dispersed in at least 2 to 3 mL transport medium or saline, or swab
2 mL NP wash, 0.5 mL NP aspirate dispersed in at least 2 to 3 mL transport medium or saline
Viral, Chlamydia, or Mycoplasma culture transport, or other appropriate transport medium, sterile leakproof container
Bacterial swab specimen; specimen received in grossly leaking transport container; dry specimen; specimen submitted in fixative or additive; specimen received in expired transport media or incorrect transport device; inappropriate specimen transport conditions; specimen received after prolonged delay in transport (usually more than 72 hours); specimen stored or transported at room temperature; wooden shaft swab in transport device; unlabeled specimen or name discrepancy between specimen and request label