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 48234-9: Acarus siro triggered leukotriene release (WBC) [Mass/Vol]

Name: LOINC Code 48234-9: Acarus siro triggered leukotriene release (WBC) [Mass/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:33.165Z

48234-9 is a LOINC code used to identify Acarus siro triggered leukotriene release (WBC) [Mass/Vol] 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 Acarus siro leukotriene release. It is commonly used with the system or sample type WBC.

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 Acarus siro leukotriene release. It is commonly used with the system or sample type WBC.

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

Acarus siro triggered leukotriene release [Mass/volume] by Leukocytes
Acarus siro leukotriene release
A siro; Allergen; Allergens; ALLERGY TESTING; CAST; d70; Flour mite; Leukocytes; Level; LR; Mass Concentration; Mite; Point in time; QNT; Quan; Quant; Quantitative; Random; Storage mite; WBCs; White blood cells

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

Acarus siro triggered leukotriene release (WBC) [Mass/Vol]Acarus siro triggered leukotriene release [Mass/volume] by LeukocytesA siro LR-mCncAcarus siro leukotriene releaseALLERGYAcarus siro triggered leukotriene release, White blood cellsMCnc

Frequently asked questions

Code details

Code48234-9

SystemLOINC

Display nameAcarus siro triggered leukotriene release (WBC) [Mass/Vol]

DescriptionAcarus siro leukotriene release

Short nameA siro LR-mCnc

ComponentAcarus siro leukotriene release

PropertyMCnc

TimingPt

System (specimen)WBC

ScaleQn

ClassALLERGY

Example unitspg/mL sLT

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.21

Last changed2.70

Consumer names

Acarus siro triggered leukotriene release, White blood cells

Part names

Acarus siro leukotriene releaseMCncPtWBCQnMass ConcentrationPoint in time (spot)White blood cells

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.