CodeX Radiation Therapy, published by HL7 International / Cross-Group Projects. This guide is not an authorized publication; it is the continuous build for version 2.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/codex-radiation-therapy/ and changes regularly. See the Directory of published versions

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Extension: Intrafraction Verification

Official URL: http://hl7.org/fhir/us/codex-radiation-therapy/StructureDefinition/codexrt-intrafraction-verification				Version: 2.0.0
Active as of 2024-12-18				Computable Name: IntrafractionVerification
Other Identifiers: OID:2.16.840.1.113883.4.642.40.14.42.3

Verification of the patient or target position during a treatment fraction.

Context of Use

This extension may be used on the following element(s):

• Element ID Procedure
• Element ID ServiceRequest
• Element ID ActivityDefinition

Usage info

Usage:

• Use this Extension: Radiotherapy Course Prescription, Radiotherapy Course Summary, Radiotherapy Phase Prescription, Radiotherapy Plan Prescription... Show 6 more, Radiotherapy Planned Course, Radiotherapy Planned Phase, Radiotherapy Treated Fraction, Radiotherapy Treated Phase, Radiotherapy Treated Plan and Radiotherapy Treatment Plan
• Examples for this Extension: Procedure/RadiotherapyCourseSummary-XRTS-01-22B-01-Prostate-1P-1V-1Fx, Procedure/RadiotherapyCourseSummary-XRTS-01-22B-01-Prostate-1P-1V, Procedure/RadiotherapyTreatedPhase-XRTS-01-22B-01-01-Primary-1Fx and Procedure/RadiotherapyTreatedPhase-XRTS-01-22B-01-01-Primary

Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

 

Other representations of profile: CSV, Excel, Schematron

Terminology Bindings

Path	Conformance	ValueSet	URI
Extension.extension:procedure.value[x]	extensible	IntrafractionVerificationProcedureVS http://hl7.org/fhir/us/codex-radiation-therapy/ValueSet/codexrt-intrafraction-verification-procedure-vs from this IG
Extension.extension:qualifier.value[x]	extensible	IntrafractionVerificationQualifierVS http://hl7.org/fhir/us/codex-radiation-therapy/ValueSet/codexrt-intrafraction-verification-qualifier-vs from this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
IntrafractionVerificationQualifierAllowed	error	Extension	Qualifier is only allowed for X-Ray procedure. : extension.where(url = 'qualifier').exists() implies (extension.where(url = 'procedure').exists() and extension.where(url = 'procedure').value.exists() and extension.where(url = 'procedure').value.coding.all( (system = 'http://snomed.info/sct') and (code = '168537006') ) )