What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveBoth

LOINC Code 6171-3: Cajeput tree IgE Qn (S)

Name: LOINC Code 6171-3: Cajeput tree IgE Qn (S)
Creator: HealthAssure Clinical Team
Published: 2026-05-25T17:13:11.347Z

6171-3 is a LOINC code used to identify Cajeput tree IgE Qn (S) 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 Melaleuca leucadendron Ab.IgE. It is commonly used with the system or sample type Ser.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 Melaleuca leucadendron Ab.IgE. It is commonly used with the system or sample type Ser.

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

What it does not mean

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

Key facts

Cajeput tree IgE Ab [Units/volume] in Serum
Melaleuca leucadendron Ab.IgE
ABS; Aby; Allergen; Allergens; ALLERGY TESTING; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; Cajeput tree; Immune globulin E; Immunoglobulin E; Point in time; Punk tree; QNT; Quan; Quant; Quantitative; Random; Serum; SR; t021; t21

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.

Related SNOMED CT concepts

705114005SNOMED CT mapping for Cajeput tree IgE Qn (S) (6171-3)

Related observations and tests

SNOMED_CT 705114005high

LOINC Code System

Source: LOINC-SNOMED cooperation package

Common synonyms

Cajeput tree IgE Qn (S)Cajeput tree IgE Ab [Units/volume] in SerumCajeput tree IgE QnMelaleuca leucadendron Ab.IgEALLERGYCajeput tree allergy testACnc

Frequently asked questions

Code details

Code6171-3

SystemLOINC

Display nameCajeput tree IgE Qn (S)

DescriptionMelaleuca leucadendron Ab.IgE

Short nameCajeput tree IgE Qn

ComponentMelaleuca leucadendron Ab.IgE

PropertyACnc

TimingPt

System (specimen)Ser

ScaleQn

ClassALLERGY

Example unitskIU/L

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0d

Last changed2.73

Consumer names

Cajeput tree allergy test

Part names

Melaleuca leucadendron Ab.IgEACncPtSerQnCajeput tree (Melaleuca leucadendron) IgEArbitrary ConcentrationPoint in time (spot)Serum

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.