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 99084-6: Aspergillus sp Ag IA Qn (Body fld)

Name: LOINC Code 99084-6: Aspergillus sp Ag IA Qn (Body fld)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:33.064Z

99084-6 is a LOINC code used to identify Aspergillus sp Ag IA Qn (Body fld) 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 sp Ag. It is commonly used with the system or sample type Body fld.

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 sp Ag. It is commonly used with the system or sample type Body fld.

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
Method: IA

What it does not mean

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

Key facts

Aspergillus sp Ag [Units/volume] in Body fluid by Immunoassay
Aspergillus sp Ag
Antigen; Antigens; Arbitrary concentration; Asperg; Aspergil; Aspergilis; Aspergilla; Aspergillin; Aspergillosis; Aspergils; Aspergilus; B/F; BF; bod; Bodies; Body fluid; Body fluid, unsp; EIA; ELFA; ELISA; Enzyme immunoassay; Farmers lung; Fl; Fld; FLU; Fluid; IAA; ID; Infectious Disease; InfectiousDisease; MEIA; Microbiology; Point in time; QNT; Quan; Quant; Quantitative; Random; species; spp; SUDS

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

Aspergillus sp Ag IA Qn (Body fld)Aspergillus sp Ag [Units/volume] in Body fluid by ImmunoassayAspergillus Ag Fld IA-aCncAspergillus sp AgMICROAspergillus sp antigen, Body fluidACnc

Frequently asked questions

Code details

Code99084-6

SystemLOINC

Display nameAspergillus sp Ag IA Qn (Body fld)

DescriptionAspergillus sp Ag

Short nameAspergillus Ag Fld IA-aCnc

ComponentAspergillus sp Ag

PropertyACnc

TimingPt

System (specimen)Body fld

ScaleQn

MethodIA

ClassMICRO

Example unitsIndex

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.72

Last changed2.72

Consumer names

Aspergillus sp antigen, Body fluid

Part names

Aspergillus sp AgACncPtBody fldQnIAArbitrary ConcentrationPoint in time (spot)Body fluidImmunoassay

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.