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

CodeSystem: EffectCS

Official URL: http://hl7.org/fhir/uv/symptoms/CodeSystem/openEHR-EHR-CLUSTER.symptom-sign.v2.at0017 Version: 1.0.0-ballot
Standards status: Trial-use Active as of 2025-12-17 Maturity Level: 1 Computable Name: EffectCS

CodeSystem for Perceived effect of the modifying factor on the symptom or sign.

This Code system is referenced in the definition of the following value sets:

This case-sensitive code system http://hl7.org/fhir/uv/symptoms/CodeSystem/openEHR-EHR-CLUSTER.symptom-sign.v2.at0017 defines the following codes:

CodeDisplayDefinition
at0159 Relieves The factor decreases the severity or impact of the symptom or sign, but does not fully resolve it.
at0156 No effect The factor has no impact on the symptom or sign.
at0158 Worsens The factor increases the severity or impact of the symptom or sign.

Description of the above table(s).