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 6163-0: Lime Tree (Citrus aurantifolia tree) IgE Qn (S)

Name: LOINC Code 6163-0: Lime Tree (Citrus aurantifolia tree) IgE Qn (S)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:40.900Z

6163-0 is a LOINC code used to identify Lime Tree (Citrus aurantifolia 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 Citrus aurantifolia tree Ab.IgE. It is commonly used with the system or sample type Ser.

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 Citrus aurantifolia tree 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

Lime Tree (Citrus aurantifolia tree) IgE Ab [Units/volume] in Serum
Citrus aurantifolia tree Ab.IgE
ABS; Aby; Allergen; Allergens; ALLERGY TESTING; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; f306; Immune globulin E; Immunoglobulin E; Lime; Lime Tree; Point in time; QNT; Quan; Quant; Quantitative; Random; Rf306; Serum; SR

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

Lime Tree (Citrus aurantifolia tree) IgE Qn (S)Lime Tree (Citrus aurantifolia tree) IgE Ab [Units/volume] in SerumLime Tree IgE QnCitrus aurantifolia tree Ab.IgEALLERGYLime Tree (Citrus Aurantifolia Tree) allergy testACnc

Frequently asked questions

Code details

Code6163-0

SystemLOINC

Display nameLime Tree (Citrus aurantifolia tree) IgE Qn (S)

DescriptionCitrus aurantifolia tree Ab.IgE

Short nameLime Tree IgE Qn

ComponentCitrus aurantifolia tree 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 changed2.70

Consumer names

Lime Tree (Citrus Aurantifolia Tree) allergy test

Part names

Citrus aurantifolia tree Ab.IgEACncPtSerQnLime Tree (Citrus aurantifolia tree) 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.