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.

LOINCBoth

LOINC Code 32780-9: Histoplasma sp Ag Qn (U)

Name: LOINC Code 32780-9: Histoplasma sp Ag Qn (U)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:20.064Z

32780-9 is a LOINC code used to identify Histoplasma sp Ag Qn (U) 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 Histoplasma sp Ag. It is commonly used with the system or sample type Urine.

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 Histoplasma sp Ag. It is commonly used with the system or sample type Urine.

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: DEPRECATED
Order vs observation: Both

What it does not mean

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

Key facts

Deprecated Histoplasma capsulatum Ag [Units/volume] in Urine
Histoplasma sp Ag
Antigen; Antigens; Arbitrary concentration; Histo; Histopl; Histoplasmos; Histoplasmosis; ID; Infectious Disease; InfectiousDisease; Microbiology; Point in time; QNT; Quan; Quant; Quantitative; Random; species; spp; UA; UR; Urn

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

Histoplasma sp Ag Qn (U)Deprecated Histoplasma capsulatum Ag [Units/volume] in UrineDeprecated Histoplasma Ag Ur-aCncHistoplasma sp AgMICROHistoplasma sp antigen, UrineACnc

Frequently asked questions

Code details

Code32780-9

SystemLOINC

Display nameHistoplasma sp Ag Qn (U)

DescriptionHistoplasma sp Ag

Short nameDeprecated Histoplasma Ag Ur-aCnc

ComponentHistoplasma sp Ag

PropertyACnc

TimingPt

System (specimen)Urine

ScaleQn

ClassMICRO

Example unitsU

StatusDEPRECATED

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.09

Last changed2.70

Consumer names

Histoplasma sp antigen, Urine

Part names

Histoplasma sp AgACncPtUrineQnArbitrary ConcentrationPoint in time (spot)

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.