SNOMED_CT

SNOMED CT Concept 204351007: Fallot's trilogy

204351007 is a SNOMED CT concept used to represent Fallot's trilogy in structured clinical data. You may see this concept in clinical documentation systems, problem lists, terminology services, interoperability records, or semantic mapping workflows. SNOMED CT is a clinical terminology used to capture healthcare meaning in a standardized, interoperable form. This concept is typed as a disorder in the terminology hierarchy.

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

SNOMED CT is a clinical terminology used to capture healthcare meaning in a standardized, interoperable form. This concept is typed as a disorder in the terminology hierarchy.

When is it used?

  • Used to represent a standardized clinical concept in health records, terminology services, and semantic mappings.
  • Often linked to diagnoses, findings, procedures, body structures, organisms, substances, or observable entities depending on the concept type.
  • Semantic tag: disorder

What it does not mean

  • A terminology concept label alone does not replace clinical interpretation, diagnosis context, or treatment advice.

Key facts

Semantic tagDisorder
Definition statusFully defined
Definition patternEquivalent
OWL axioms1
Defining attributes12
Role groups3
Module900000000000207008
Parents5

Defining attributes

Associated morphologyCongenital septal defect(morphologic abnormality)
OccurrenceCongenital(qualifier value)
Finding siteInteratrial septum structure(body structure)
Pathological processPathological developmental process(qualifier value)
Associated morphologyStenosis(morphologic abnormality)
OccurrenceCongenital(qualifier value)
Finding sitePulmonary valve structure(body structure)
Pathological processPathological developmental process(qualifier value)
Associated morphologyHypertrophy(morphologic abnormality)
OccurrenceCongenital(qualifier value)
Finding siteEntire right cardiac ventricle(body structure)
Pathological processPathological developmental process(qualifier value)

Where you may see this code

You may see this concept in clinical documentation systems, problem lists, terminology services, interoperability records, or semantic mapping workflows.

Common synonyms

Fallot triadFallot trilogy

Frequently asked questions

Code details

Code204351007
SystemSNOMED_CT
Display nameFallot's trilogy
DescriptionFallot's trilogy (disorder)

Flags

BillableNo
Valid clinical useNo

Source

SourceSNOMED CT
Version20260501T120000Z
Releasesnapshot

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from SNOMED CT. 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.

SNOMED CT 204351007 | Fallot's trilogy | HealthAssure