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 93837-3: Coccidioides sp IgG IA Qn (CSF)

Name: LOINC Code 93837-3: Coccidioides sp IgG IA Qn (CSF)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:23.054Z

93837-3 is a LOINC code used to identify Coccidioides sp IgG IA Qn (CSF) 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 sp Ab.IgG. It is commonly used with the system or sample type CSF.

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 Coccidioides sp Ab.IgG. It is commonly used with the system or sample type CSF.

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

Coccidioides sp IgG Ab [Units/volume] in Cerebral spinal fluid by Immunoassay
Coccidioides sp Ab.IgG
ABS; Aby; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; Cerebral spinal fluid; Cerebrospinal Fl; Coccidiodes; EIA; ELFA; ELISA; Enzyme immunoassay; IAA; Immune globulin G; Immunoglobulin G; MEIA; Microbiology; Point in time; QNT; Quan; Quant; Quantitative; Random; San Joaquin Valley fever; species; Spinal Fl; Spinal Fld; Spinal Flu; Spinal Fluid; spp; SUDS; 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

Coccidioides sp IgG IA Qn (CSF)Coccidioides sp IgG Ab [Units/volume] in Cerebral spinal fluid by ImmunoassayCoccidioides IgG CSF IA-aCncCoccidioides sp Ab.IgGMICROCoccidioides sp IgG antibody, Spinal fluidACnc

Frequently asked questions

Code details

Code93837-3

SystemLOINC

Display nameCoccidioides sp IgG IA Qn (CSF)

DescriptionCoccidioides sp Ab.IgG

Short nameCoccidioides IgG CSF IA-aCnc

ComponentCoccidioides sp Ab.IgG

PropertyACnc

TimingPt

System (specimen)CSF

ScaleQn

MethodIA

ClassMICRO

Example unitsEIA units

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.67

Last changed2.67

Consumer names

Coccidioides sp IgG antibody, Spinal fluid

Part names

Coccidioides sp Ab.IgGACncPtCSFQnIACoccidioides sp IgGArbitrary ConcentrationPoint in time (spot)Cerebral spinal 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.