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 35287-2: T. gondii HS Ab Aggl Qn (S)

Name: LOINC Code 35287-2: T. gondii HS Ab Aggl Qn (S)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:22.391Z

35287-2 is a LOINC code used to identify T. gondii HS Ab Aggl Qn (S) 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 Toxoplasma gondii HS Ab. It is commonly used with the system or sample type Ser.

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 Toxoplasma gondii HS Ab. It is commonly used with the system or sample type Ser.

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: Aggl

What it does not mean

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

Key facts

Toxoplasma gondii HS Ab [Units/volume] in Serum by Agglutination
Toxoplasma gondii HS Ab
ABS; Aby; Agg; Agglut; Agglutination; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; ID; Infectious Disease; InfectiousDisease; Microbiology; Point in time; QNT; Quan; Quant; Quantitative; Random; Serum; SR; T gondii; T gondii HS; Toxo; Toxoplasmosis

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

T. gondii HS Ab Aggl Qn (S)Toxoplasma gondii HS Ab [Units/volume] in Serum by AgglutinationT gondii HS Ab Ser Aggl-aCncToxoplasma gondii HS AbMICROToxoplasma gondii HS antibody, BloodACnc

Frequently asked questions

Code details

Code35287-2

SystemLOINC

Display nameT. gondii HS Ab Aggl Qn (S)

DescriptionToxoplasma gondii HS Ab

Short nameT gondii HS Ab Ser Aggl-aCnc

ComponentToxoplasma gondii HS Ab

PropertyACnc

TimingPt

System (specimen)Ser

ScaleQn

MethodAggl

ClassMICRO

Example unitsIU/mL

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.13

Last changed2.70

Consumer names

Toxoplasma gondii HS antibody, Blood

Part names

Toxoplasma gondii HS AbACncPtSerQnAgglArbitrary ConcentrationPoint in time (spot)SerumAgglutination

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.