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 7404-7: Shagbark Hickory IgE Qn (S)

Name: LOINC Code 7404-7: Shagbark Hickory IgE Qn (S)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:53.973Z

7404-7 is a LOINC code used to identify Shagbark Hickory 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 Carya ovata 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 Carya ovata 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

Shagbark Hickory IgE Ab [Units/volume] in Serum
Carya ovata Ab.IgE
ABS; Aby; Allergen; Allergens; ALLERGY TESTING; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; Immune globulin E; Immunoglobulin E; Point in time; QNT; Quan; Quant; Quantitative; Random; Serum; Shagbark Hickory; 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

Shagbark Hickory IgE Qn (S)Shagbark Hickory IgE Ab [Units/volume] in SerumShagbark Hickory IgE QnCarya ovata Ab.IgEALLERGYShagbark hickory allergy testACnc

Frequently asked questions

Code details

Code7404-7

SystemLOINC

Display nameShagbark Hickory IgE Qn (S)

DescriptionCarya ovata Ab.IgE

Short nameShagbark Hickory IgE Qn

ComponentCarya ovata 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 released1.0h(2)

Last changed2.73

Consumer names

Shagbark hickory allergy test

Part names

Carya ovata Ab.IgEACncPtSerQnShagbark Hickory (Carya ovata) 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.