Definitions›

conceptDefinition

Declares a named concept composed of one or more previously declared codes. An optional display clause provides a human-readable label for the concept.

Examples

Concept from a single code

concept "Diabetes": { "Diabetes mellitus type 2" }

Concept combining multiple codes

concept "Hypertensive Disorder": { "Hypertension", "Malignant Hypertension" }
  display 'Hypertensive Disorder'
Railroad Diagram
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accessModifier concept identifier : { codeIdentifier , } displayClause

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EBNF

conceptDefinition
  : accessModifier? 'concept' identifier ':' '{' codeIdentifier (',' codeIdentifier)* '}' displayClause?
  ;

Used In

definition