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PROTECT-CHILD Pediatric Transplant Data Implementation Guide
0.1.0-ci-build -

PROTECT-CHILD Pediatric Transplant Data Implementation Guide
0.1.0-ci-build - ci-build

PROTECT-CHILD Pediatric Transplant Data Implementation Guide, published by Protect Child. This guide is not an authorized publication; it is the continuous build for version 0.1.0-ci-build built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/hl7-eu/protect-child/ and changes regularly. See the Directory of published versions

Extension: 2h post-dose drug level (C2)

Official URL: https://hl7.eu/fhir/ig/hl7.eu.fhir.protect-child/StructureDefinition/immunosuppressive-maintenance-csa2h-post-dose-level Version: 0.1.0-ci-build
Draft as of 2026-02-09 Computable Name: ImmunosuppressiveMaintenanceCsa2hPostDoseLevel

csa2h_post_dose_level – drug level measured 2 hours after dosing (commonly cyclosporine C2).

Context of Use

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

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: Filtersdoco
.. Extension 0..* Extension 2h post-dose drug level (C2)
... extension 0..0 Extension
... url 1..1 uri "https://hl7.eu/fhir/ig/hl7.eu.fhir.protect-child/StructureDefinition/immunosuppressive-maintenance-csa2h-post-dose-level"
... value[x] 1..1 Quantity Value of extension
.... system 1..1 uri System that defines coded unit form
Fixed Value: http://unitsofmeasure.org
.... code 1..1 code Coded form of the unit

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension 2h post-dose drug level (C2)
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "https://hl7.eu/fhir/ig/hl7.eu.fhir.protect-child/StructureDefinition/immunosuppressive-maintenance-csa2h-post-dose-level"
.... id 0..1 string Unique id for inter-element referencing
.... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
.... value Σ 0..1 decimal Numerical value (with implicit precision)
.... comparator ?!Σ 0..1 code < | <= | >= | > - how to understand the value
Binding: QuantityComparator (required): How the Quantity should be understood and represented.
.... unit Σ 0..1 string Unit representation
.... system ΣC 1..1 uri System that defines coded unit form
Fixed Value: http://unitsofmeasure.org
.... code Σ 1..1 code Coded form of the unit

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Quantity: csa2h_post_dose_level – drug level measured 2 hours after dosing (commonly cyclosporine C2).

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension 2h post-dose drug level (C2)
... extension 0..0 Extension
... url 1..1 uri "https://hl7.eu/fhir/ig/hl7.eu.fhir.protect-child/StructureDefinition/immunosuppressive-maintenance-csa2h-post-dose-level"
... value[x] 1..1 Quantity Value of extension
.... system 1..1 uri System that defines coded unit form
Fixed Value: http://unitsofmeasure.org
.... code 1..1 code Coded form of the unit

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension 2h post-dose drug level (C2)
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "https://hl7.eu/fhir/ig/hl7.eu.fhir.protect-child/StructureDefinition/immunosuppressive-maintenance-csa2h-post-dose-level"
.... id 0..1 string Unique id for inter-element referencing
.... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
.... value Σ 0..1 decimal Numerical value (with implicit precision)
.... comparator ?!Σ 0..1 code < | <= | >= | > - how to understand the value
Binding: QuantityComparator (required): How the Quantity should be understood and represented.
.... unit Σ 0..1 string Unit representation
.... system ΣC 1..1 uri System that defines coded unit form
Fixed Value: http://unitsofmeasure.org
.... code Σ 1..1 code Coded form of the unit

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Quantity: csa2h_post_dose_level – drug level measured 2 hours after dosing (commonly cyclosporine C2).

 

Other representations of profile: CSV, Excel, Schematron

Terminology Bindings

Path Status Usage ValueSet Version Source
Extension.value[x].comparator Base required QuantityComparator 📍4.0.1 FHIR Std.

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()