LOINCActiveBoth

LOINC Code 15397-3: T. cruzi IgM (S) [Titer]

15397-3 is a LOINC code used to identify T. cruzi IgM (S) [Titer] 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 Trypanosoma cruzi Ab.IgM. 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 Trypanosoma cruzi Ab.IgM. 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

What it does not mean

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

Key facts

  • Trypanosoma cruzi IgM Ab [Titer] in Serum
  • Trypanosoma cruzi Ab.IgM
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Chagas disease; Dilution factor; Dilution Factor (Titer); ID; Immune globulin M; Immunoglobulin M; Infectious Disease; InfectiousDisease; Microbiology; Point in time; Random; Serum; SmQn; SR; T cruzi; Titer; Titered; Titre; Trypanosomiasis; Trypanosomosis; Ttr

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. cruzi IgM (S) [Titer]Trypanosoma cruzi IgM Ab [Titer] in SerumT cruzi IgM Titr SerTrypanosoma cruzi Ab.IgMMICROTrypanosoma cruzi IgM antibody, BloodTitr

Frequently asked questions

Code details

Code15397-3
SystemLOINC
Display nameT. cruzi IgM (S) [Titer]
DescriptionTrypanosoma cruzi Ab.IgM
Short nameT cruzi IgM Titr Ser
ComponentTrypanosoma cruzi Ab.IgM
PropertyTitr
TimingPt
System (specimen)Ser
ScaleSemiQn
ClassMICRO
Example unitstiter
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0k
Last changed2.75

Consumer names

Trypanosoma cruzi IgM antibody, Blood

Part names

Trypanosoma cruzi Ab.IgMTitrPtSerSemiQnTrypanosoma cruzi IgMTiterPoint in time (spot)Serum

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 15397-3 | HealthAssure