Influenza B
Test:
694
CPT:
87804
Synonyms
Flu A and B
Special Instructions
Submit one specimen per test requested. Specify the exact specimen source/origin (eg, nasopharynx). Indicate a specific test number on the request form. Check expiration date of transport; do not use expired devices.
Expected Turnaround Time
1 – 2 days
Specimen Requirements
Specimen
1 – 2 days
Volume
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
Minimum Volume
2 mL NP wash, 0.5 mL NP aspirate dispersed in at least 2 to 3 mL transport medium or saline
Container
Viral, Chlamydia, or Mycoplasma culture transport provided by LabCorp, or other appropriate transport medium; sterile leakproof container
Collection
Storage Instructions
Refrigerate
Causes for Rejection
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
Test Details
Use
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.