Capabilities

Complete list of supported FHIR terminology operations and capabilities in Aidbox Terminology Module

This page provides a comprehensive overview of all FHIR terminology operations and capabilities supported by the Aidbox Terminology Module.

Status Legend

• ✅ Full support ^* - Complete implementation with all parameters

• 🏗️ In development - Under heavy development, expect partial support in the meantime

• ❌ No support - Yet to be developed

* Practically full support - edge cases may exist

Supported Operations

Resource	Operation	Status
CodeSystem	$lookup	✅
	$validate-code	✅
	$subsumes	❌
	$find-matches	❌
ValueSet	$expand	✅
	$validate-code	✅
ConceptMap	$translate	🏗
	$closure	❌

Features

Feature	Status	Notes
Capability Statements	✅	+ TerminologyCapabilities
CRUD of terminology resources	✅	Create, Read, Update, Delete operations
Pre-coordinated codes	✅	Standard coded concepts
Post-coordinated codes	❌	Complex expressions not yet supported
Intensional ValueSets	✅	Filter-based ValueSet definitions
Extensional ValueSets	✅	Explicit concept enumeration
ValueSet expansion	✅	Full expansion with pagination
ValueSet validation	✅	Code membership validation
ValueSet inclusion/exclusion	✅	Deep set operations support
Lookup displays, designation, and properties	✅	All concept attributes
Text search filter	✅	Free-text concept search
Property filters	✅	Property-based filtering: =, in, regex, etc
Multi-language support	✅	Translations via displaylanguage, HTTP header, designation, etc
Active/Inactive filtering	✅	Via status, inactive, notSelectable, etc
Hierarchy via parent, child	✅
Nested concepts	✅	Hierarchy via concept.concept
Subsumption filters	✅	is-a, descendent-of, generalizes, etc
Supplemental CodeSystems	🏗️	Additional concept properties
Implicit ValueSets	🏗️	System-generated ValueSets
Translate code from value set to another	🏗️	Cross-ValueSet translations
Transitive closure table	❌	$closure
Syntax-based code systems	❌	UCUM, BCP47, etc
tx-resource parameter	✅	Inline resource definitions
Ad-hoc ValueSets	✅	ValueSet as a Parameter
R4/R5/R6 format conversion	✅	E.g.: expansion.contains.concept.property or extensions