LOINCActiveBoth

LOINC Code 91771-6: FLUAV subtyp NAA+probe Nom (Upper resp)

91771-6 is a LOINC code used to identify FLUAV subtyp NAA+probe Nom (Upper resp) in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Influenza virus A subtype. It is commonly used with the system or sample type Respiratory system specimen.upper.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Influenza virus A subtype. It is commonly used with the system or sample type Respiratory system specimen.upper.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE
  • Order vs observation: Both
  • Method: Probe.amp.tar

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Influenza virus A subtype [Identifier] in Upper respiratory specimen by NAA with probe detection
  • Influenza virus A subtype
  • 3 Self-Sustaining Sequence Replication; 3SR SR; Amplif; Amplification; Amplified; Avian influenza; Bird flu; Breathing; DNA NUCLEIC ACID PROBE; DNA probe; FLUA; FLUAV; FLUAV Subtyp; FLUV; Fowl plague; Identity or presence; Influ; Influenza A; Influenza A virus; LAT; LCR; Ligase chain reaction; Ligation-activated transcription; Lungs; Microbiology; NAA+probe; NAAT; NASBA; Nominal; Nucleic acid sequence based analysis; PCR; Point in time; Polymerase chain reaction; Probe amp; Probe with ampification; Probe with target amplification; QBR; Random; RS; SDA; Spec; Strand Displacement Amplification; TMA; Transcription mediated amplification; Up; Upper resp

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

FLUAV subtyp NAA+probe Nom (Upper resp)Influenza virus A subtype [Identifier] in Upper respiratory specimen by NAA with probe detectionFLUAV Subtyp Upper resp NAA+probeInfluenza virus A subtypeMICROInfluenza A Subtyp, Upper respiratoryPrid

Frequently asked questions

Code details

Code91771-6
SystemLOINC
Display nameFLUAV subtyp NAA+probe Nom (Upper resp)
DescriptionInfluenza virus A subtype
Short nameFLUAV Subtyp Upper resp NAA+probe
ComponentInfluenza virus A subtype
PropertyPrid
TimingPt
System (specimen)Respiratory system specimen.upper
ScaleNom
MethodProbe.amp.tar
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.66
Last changed2.77

Consumer names

Influenza A Subtyp, Upper respiratory

Part names

Influenza virus A subtypePridPtRespiratory system specimen.upperNomProbe.amp.tarPresence or IdentityPoint in time (spot)Upper respiratory specimenNucleic acid amplification with probe detection

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

LOINC Code 91771-6 | HealthAssure