LOINCActiveBoth

LOINC Code 31782-6: C. immitis Ag Ql (Isol)

31782-6 is a LOINC code used to identify C. immitis Ag Ql (Isol) 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 Coccidioides immitis Ag. It is commonly used with the system or sample type Isolate.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 Coccidioides immitis Ag. It is commonly used with the system or sample type Isolate.

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

  • Coccidioides immitis Ag [Presence] in Isolate
  • Coccidioides immitis Ag
  • Antigen; Antigens; B immitis; Blastomycoides immitis; C esteriformis; C immitis; Coccidioides esteriformis; Coccidiomycosis; Coccio; G immite; G louisianoideum; G metaeuropea; Geotrichum immite; Glenospora metaeuropea; Glenosporum louisianoideum; ID; Infectious Disease; InfectiousDisease; Islt; Isol; Microbiology; Ordinal; P esteriformis; P mazzai; Point in time; Posadasia esteriformis; PR; Pseudococcidioides mazzai; QL; Qual; Qualitative; Random; San Joaquin Valley fever; Screen; T proteolyticum; Trichosporon proteolyticum; Valley fever

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

C. immitis Ag Ql (Isol)Coccidioides immitis Ag [Presence] in IsolateC immitis Ag Islt QlCoccidioides immitis AgMICROCoccidioides immitis antigenPrThr

Frequently asked questions

Code details

Code31782-6
SystemLOINC
Display nameC. immitis Ag Ql (Isol)
DescriptionCoccidioides immitis Ag
Short nameC immitis Ag Islt Ql
ComponentCoccidioides immitis Ag
PropertyPrThr
TimingPt
System (specimen)Isolate
ScaleOrd
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.07
Last changed2.56

Consumer names

Coccidioides immitis antigen

Part names

Coccidioides immitis AgPrThrPtIsolateOrdPresence or ThresholdPoint 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.

LOINC Code 31782-6 | HealthAssure