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LOINC Code 5387-6: T. gondii Ab Sabin dye test Ql (S)

5387-6 is a LOINC code used to identify T. gondii Ab Sabin dye test Ql (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 Ab. It is commonly used with the system or sample type Ser.

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 Toxoplasma gondii 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: Dye test

What it does not mean

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

Key facts

  • Toxoplasma gondii Ab [Presence] in Serum by Sabin dye test
  • Toxoplasma gondii Ab
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; ID; Infectious Disease; InfectiousDisease; Microbiology; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Serum; SR; T gondii; 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 Ab Sabin dye test Ql (S)Toxoplasma gondii Ab [Presence] in Serum by Sabin dye testT gondii Ab Ser Ql Dye TestToxoplasma gondii AbMICROToxoplasma gondii antibody, BloodPrThr

Frequently asked questions

Code details

Code5387-6
SystemLOINC
Display nameT. gondii Ab Sabin dye test Ql (S)
DescriptionToxoplasma gondii Ab
Short nameT gondii Ab Ser Ql Dye Test
ComponentToxoplasma gondii Ab
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleOrd
MethodDye test
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0
Last changed2.56

Consumer names

Toxoplasma gondii antibody, Blood

Part names

Toxoplasma gondii AbPrThrPtSerOrdDye testPresence or ThresholdPoint in time (spot)SerumSabin dye test

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 5387-6 | HealthAssure