This is an abbreviation for SNOMED CT reference set.

SNOMED CT reference set

A standard format for maintaining and distributing a set of references to SNOMED CT components.


  • A reference set can be used to represent a subset of components (concepts, descriptions or relationships).

  • A reference set may also associate referenced components with additional information such as:
    • Ordered lists of components
    • Sets of associations between components
    • Mapping between SNOMED CT concepts and other systems codes, classifications, or knowledge resources.


  • Refset

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