LOINCActiveBoth

LOINC Code 48241-4: A. fumigatus triggered leukotriene release (WBC) [Mass/Vol]

48241-4 is a LOINC code used to identify A. fumigatus 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 Aspergillus fumigatus 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 Aspergillus fumigatus 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

  • Aspergillus fumigatus triggered leukotriene release [Mass/volume] by Leukocytes
  • Aspergillus fumigatus leukotriene release
  • A fumgtus; A fumigatus; Allergen; Allergens; ALLERGY TESTING; Asperg; Aspergil; Aspergilis; Aspergilla; Aspergillin; Aspergillosis; Aspergils; Aspergilus; CAST; Farmers lung; Fum; Leukocytes; Level; LR; m003; m3; Mass concentration; Point in time; QNT; Quan; Quant; Quantitative; Random; 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

A. fumigatus triggered leukotriene release (WBC) [Mass/Vol]Aspergillus fumigatus triggered leukotriene release [Mass/volume] by LeukocytesA fumgtus LR-mCncAspergillus fumigatus leukotriene releaseALLERGYAspergillus fumigatus triggered leukotriene release, White blood cellsMCnc

Frequently asked questions

Code details

Code48241-4
SystemLOINC
Display nameA. fumigatus triggered leukotriene release (WBC) [Mass/Vol]
DescriptionAspergillus fumigatus leukotriene release
Short nameA fumgtus LR-mCnc
ComponentAspergillus fumigatus 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 changed2.82

Consumer names

Aspergillus fumigatus triggered leukotriene release, White blood cells

Part names

Aspergillus fumigatus 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.