Ordering RecommendationRecommendations when to order or not order the test. May include related or preferred tests.
Not recommended for inpatients or immunocompromised individuals. Acceptable test for the detection of influenza in outpatients.
MnemonicUnique test identifier.
FLUFAC
MethodologyProcess(es) used to perform the test.
Direct Fluorescent Antibody Stain/Cell Culture
PerformedDays of the week the test is performed.
Sun-Sat
ReportedExpected turnaround time for a result, beginning when ARUP has received the specimen.
Within 24 hours
New York DOH Approval StatusIndicates test has been approved by the New York State Department of Health.
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect
Respiratory specimen: Bronchoalveolar lavage (BAL), nasopharyngeal (aspirate, swab, or washing), or tracheal aspirate.
Specimen Preparation
Do not freeze. Fluid: Transfer 3 mL specimen to a sterile container. (Min: 0.5 mL) Also acceptable: Transfer to 3 mL viral transport media (ARUP Supply #12884) available online through eSupply using ARUP Connect™ or contact ARUP Client Services at (800) 522-2787. Swab: Place in 3 mL viral transport media (ARUP Supply #12884) available online through eSupply using ARUP Connect™ or contact ARUP Client Services at (800) 522-2787.
Storage/Transport Temperature
Refrigerated.
Unacceptable Conditions
Calcium alginate, eSwab, dry or wood swabs. Slides.
Reference IntervalNormal range/expected value(s) for a specific disease state. May also include abnormal ranges.
Negative
Interpretive DataBackground information for test. May include disease information, patient result explanation, recommendations, details of testing, associated diseases, explanation of possible patient results.
Compliance Category
FDA
NoteAdditional information related to the test.
If DFA is negative or inadequate, then an influenza culture (0060286) will be added. Additional charges apply.
Sensitivity of DFA methodology is dependent upon adequacy of the specimen. If specimen contains fewer than 20 cells, then the DFA result will be reported as "inadequate."
Hotline History
N/A
CPT CodesThe American Medical Association Current Procedural Terminology (CPT) codes published in ARUP's Laboratory Test Directory are provided for informational purposes only. The codes reflect our interpretation of CPT coding requirements based upon AMA guidelines published annually. CPT codes are provided only as guidance to assist clients with billing. ARUP strongly recommends that clients confirm CPT codes with their Medicare administrative contractor, as requirements may differ. CPT coding is the sole responsibility of the billing party. ARUP Laboratories assumes no responsibility for billing errors due to reliance on the CPT codes published.
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
AliasesOther names that describe the test. Synonyms.
Flu Test
Influenza Antigen Test
Influenza by DFA
Influenza Virus Type A & B Antigen, DFA
Influenza Virus A and B DFA with Reflex to Influenza Virus A and B Rapid Culture
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