Eyes back on FHIR? An experimental continuation of the Eyes on FHIR working group's HL7 FHIR® IG
0.1.0 - experimental Unknown region code '276'

Eyes back on FHIR? An experimental continuation of the Eyes on FHIR working group's HL7 FHIR® IG - Local Development build (v0.1.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

CodeSystem: Visual field test parameter observations

Official URL: http://terminolgy.hl7.org/uv/eyecare/CodeSystem/visual-field-observations Version: 0.1.0
Draft as of 2021-08-07 Computable Name: OphthalmologyVisualFieldObservations

Copyright/Legal: HL7

Visual field observation additional codes

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

  • This CodeSystem is not used here; it may be used elsewhere (e.g. specifications and/or implementations that use this content)

Generated Narrative: CodeSystem visual-field-observations

This case-sensitive code system http://terminolgy.hl7.org/uv/eyecare/CodeSystem/visual-field-observations defines the following codes:

CodeDisplayDefinition
400204 Fixation loss Fixation loss occurs when the patient reports seeing a stimulus that is presented in the predicted area of the physiologic blind spot
400202 False positive percent Percentage of false positive responses
400203 False negative percent Percentage of false negative reponses
400205 False positive ratio Ratio of false positive responses to total responses
400206 False negative ratio Ratio of false negative responses to total responses