LOINCActiveBoth

LOINC Code 87402-4: E. coli aidA-I gene NAA+probe Ql (Isol)

87402-4 is a LOINC code used to identify E. coli aidA-I gene NAA+probe Ql (Isol) 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 Escherichia coli aidA-I gene. It is commonly used with the system or sample type Isolate.

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 Escherichia coli aidA-I gene. It is commonly used with the system or sample type Isolate.

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

  • Escherichia coli aidA-I gene [Presence] in Isolate by NAA with probe detection
  • Escherichia coli aidA-I gene
  • 3 Self-Sustaining Sequence Replication; 3SR SR; Amplif; Amplification; Amplified; DNA NUCLEIC ACID PROBE; DNA probe; E coli; EC aidA-I gene; Escherichia coli adhesion-involved-indiffuse-adherence; ID; Infectious Disease; InfectiousDisease; Islt; Isol; LAT; LCR; Ligase chain reaction; Ligation-activated transcription; Microbiology; NAA+probe; NAAT; NASBA; Nucleic acid sequence based analysis; o002; Ordinal; PCR; Point in time; Polymerase chain reaction; PR; Probe amp; Probe with ampification; Probe with target amplification; QBR; QL; Qual; Qualitative; Random; Screen; SDA; Strand Displacement Amplification; TMA; Transcription mediated amplification; Vet; Veterinary

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

E. coli aidA-I gene NAA+probe Ql (Isol)Escherichia coli aidA-I gene [Presence] in Isolate by NAA with probe detectionEC aidA-I gene Islt Ql NAA+probeEscherichia coli aidA-I geneMICROPrThrPt

Frequently asked questions

Code details

Code87402-4
SystemLOINC
Display nameE. coli aidA-I gene NAA+probe Ql (Isol)
DescriptionEscherichia coli aidA-I gene
Short nameEC aidA-I gene Islt Ql NAA+probe
ComponentEscherichia coli aidA-I gene
PropertyPrThr
TimingPt
System (specimen)Isolate
ScaleOrd
MethodProbe.amp.tar
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.63
Last changed2.63

Consumer names

Escherichia coli aidA-I gene

Part names

Escherichia coli aidA-I genePrThrPtIsolateOrdProbe.amp.tarPresence or ThresholdPoint in time (spot)Nucleic 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 87402-4 | HealthAssure