FHIR R4 Symptoms Implementation Guide
1.0.0-ballot - STU 1 Ballot International flag

FHIR R4 Symptoms Implementation Guide, published by HL7 International / Clinical Interoperability Council. This guide is not an authorized publication; it is the continuous build for version 1.0.0-ballot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-symptoms-ig/ and changes regularly. See the Directory of published versions

ValueSet: Frequency Codes

Official URL: http://hl7.org/fhir/uv/symptoms/ValueSet/FrequencyCodes Version: 1.0.0-ballot
Standards status: Trial-use Active as of 2025-12-17 Maturity Level: 1 Computable Name: FrequencyCodes

Copyright/Legal: This value set includes content from SNOMED CT, which is copyright © 2002+ International Health Terminology Standards Development Organisation (IHTSDO), and distributed by agreement between IHTSDO and HL7. Implementer use of SNOMED CT is not covered by this agreement

The SNOMED International IPS Terminology is distributed by International Health Terminology Standards Development Organisation, trading as SNOMED International, and is subject the terms of the Creative Commons Attribution 4.0 International Public License. For more information, see SNOMED IPS Terminology

The HL7 International IPS implementation guides incorporate SNOMED CT®, used by permission of the International Health Terminology Standards Development Organisation, trading as SNOMED International. SNOMED CT was originally created by the College of American Pathologists. SNOMED CT is a registered trademark of the International Health Terminology Standards Development Organisation, all rights reserved. Implementers of SNOMED CT should review usage terms or directly contact SNOMED International: info@snomed.org

Set of SNOMED codes to describe the frequency of experiencing the symptom.

References

Logical Definition (CLD)

 

Expansion

Expansion from tx.fhir.org based on SNOMED CT International edition 01-Feb 2025

This value set contains 6 concepts

SystemCodeDisplay (en)JSONXML
http://snomed.info/sct  255238004Continuous
http://snomed.info/sct  255239007Discontinuous
http://snomed.info/sct  307486002Single event
http://snomed.info/sct  27789000Infrequent
http://snomed.info/sct  70232002Frequent
http://snomed.info/sct  5878004Low frequency

Description of the above table(s).