Systemic Anti-Cancer Therapy (SACT) data standard FHIR IG
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Systemic Anti-Cancer Therapy (SACT) data standard FHIR IG - Local Development build (v0.5.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

Extension: CycleDay

Official URL: http://canshare.co.nz/fhir/StructureDefinition/an-cycle-day Version: 0.5.0
Draft as of 2026-11-01 Computable Name: CycleDay

The day of the cycle that this medication was given on. Includes planned day and administered day. Not the same as intended cycle length.

Context of Use

Usage info

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Extension Content

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

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: doco
Extension 0..* Extension Extension
Extension.Slices for extension Content/Rules for all slices
Extension.Slices for extension.extension:planned 0..1 Extension Planned date
Extension.Slices for extension.extension:planned.extension 0..0 Extension
Extension.Slices for extension.extension:planned.url 1..1 uri "planned"
Extension.Slices for extension.extension:planned.value[x] 0..1 integer Value of extension
Extension.Slices for extension.extension:administered 0..1 Extension Planned date
Extension.Slices for extension.extension:administered.extension 0..0 Extension
Extension.Slices for extension.extension:administered.url 1..1 uri "administered"
Extension.Slices for extension.extension:administered.value[x] 0..1 integer Value of extension
Extension.url 1..1 uri "http://canshare.co.nz/fhir/StructureDefinition/an-cycle-day"
Extension.value[x] 0..0 Value of extension

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: doco
Extension 0..* Extension Extension
Extension.id 0..1 string Unique id for inter-element referencing
Extension.Slices for extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
Extension.Slices for extension.extension:planned 0..1 Extension Planned date
Extension.Slices for extension.extension:planned.id 0..1 string Unique id for inter-element referencing
Extension.Slices for extension.extension:planned.extension 0..0 Extension
Slice: Unordered, Open by value:url

Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them
Extension.Slices for extension.extension:planned.url 1..1 uri "planned"
Extension.Slices for extension.extension:planned.value[x] 0..1 integer Value of extension
Extension.Slices for extension.extension:administered 0..1 Extension Planned date
Extension.Slices for extension.extension:administered.id 0..1 string Unique id for inter-element referencing
Extension.Slices for extension.extension:administered.extension 0..0 Extension
Slice: Unordered, Open by value:url

Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them
Extension.Slices for extension.extension:administered.url 1..1 uri "administered"
Extension.Slices for extension.extension:administered.value[x] 0..1 integer Value of extension
Extension.url 1..1 uri "http://canshare.co.nz/fhir/StructureDefinition/an-cycle-day"

doco Documentation for this format

This structure is derived from Extension

Summary

Complex Extension: The day of the cycle that this medication was given on. Includes planned day and administered day. Not the same as intended cycle length.

  • planned: integer: The day that this administration should have been given on
  • administered: integer: The day that this administration should have been given on

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: doco
Extension 0..* Extension Extension
Extension.Slices for extension Content/Rules for all slices
Extension.Slices for extension.extension:planned 0..1 Extension Planned date
Extension.Slices for extension.extension:planned.extension 0..0 Extension
Extension.Slices for extension.extension:planned.url 1..1 uri "planned"
Extension.Slices for extension.extension:planned.value[x] 0..1 integer Value of extension
Extension.Slices for extension.extension:administered 0..1 Extension Planned date
Extension.Slices for extension.extension:administered.extension 0..0 Extension
Extension.Slices for extension.extension:administered.url 1..1 uri "administered"
Extension.Slices for extension.extension:administered.value[x] 0..1 integer Value of extension
Extension.url 1..1 uri "http://canshare.co.nz/fhir/StructureDefinition/an-cycle-day"
Extension.value[x] 0..0 Value of extension

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: doco
Extension 0..* Extension Extension
Extension.id 0..1 string Unique id for inter-element referencing
Extension.Slices for extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
Extension.Slices for extension.extension:planned 0..1 Extension Planned date
Extension.Slices for extension.extension:planned.id 0..1 string Unique id for inter-element referencing
Extension.Slices for extension.extension:planned.extension 0..0 Extension
Slice: Unordered, Open by value:url

Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them
Extension.Slices for extension.extension:planned.url 1..1 uri "planned"
Extension.Slices for extension.extension:planned.value[x] 0..1 integer Value of extension
Extension.Slices for extension.extension:administered 0..1 Extension Planned date
Extension.Slices for extension.extension:administered.id 0..1 string Unique id for inter-element referencing
Extension.Slices for extension.extension:administered.extension 0..0 Extension
Slice: Unordered, Open by value:url

Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them
Extension.Slices for extension.extension:administered.url 1..1 uri "administered"
Extension.Slices for extension.extension:administered.value[x] 0..1 integer Value of extension
Extension.url 1..1 uri "http://canshare.co.nz/fhir/StructureDefinition/an-cycle-day"

doco Documentation for this format

This structure is derived from Extension

Summary

Complex Extension: The day of the cycle that this medication was given on. Includes planned day and administered day. Not the same as intended cycle length.

  • planned: integer: The day that this administration should have been given on
  • administered: integer: The day that this administration should have been given on

 

Other representations of profile: CSV, Excel, Schematron

Constraints

Id Grade Path(s) Description Expression
ele-1 error **ALL** elements All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
ext-1 error **ALL** extensions Must have either extensions or value[x], not both extension.exists() != value.exists()