CH ELM (R4), published by Federal Office of Public Health FOPH. This guide is not an authorized publication; it is the continuous build for version 1.5.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/ahdis/ch-elm/ and changes regularly. See the Directory of published versions

• Content
• Detailed Descriptions
• Mappings
• XML
• JSON

Data Type Profile: CH ELM Coding

This profile represents the constraints applied to the Coding data type by this IG used in the 'CH ELM Coding' data type profile.

Usage:

• Use this DataType Constraint: CH ELM CodeableConcept and CH ELM Specimen: Laboratory

Formal Views of Profile Content

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

• Differential Table
• Key Elements Table
• Snapshot Table
• Statistics/References
• All

This structure is derived from CodingIPS

Name	Flags	Card.	Type	Description & Constraints
Coding			CodingIPS
system		1..1	uri	Identity of the terminology system
code		1..1	code	Symbol in syntax defined by the system
Documentation for this format

Name	Flags	Card.	Type	Description & Constraints
Coding		0..*	CodingIPS	A reference to a code defined by a terminology system
system	SΣ	1..1	uri	Identity of the terminology system
code	SΣ	1..1	code	Symbol in syntax defined by the system
display	SΣ	0..1	string	Representation defined by the system
Slices for extension				Content/Rules for all slices
translation		0..*	(Complex)	Language Translation (Localization) URL: http://hl7.org/fhir/StructureDefinition/translation
Documentation for this format

Constraints

Id	Grade	Path(s)	Details	Requirements
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()

Name	Flags	Card.	Type	Description & Constraints
Coding		0..*	CodingIPS	A reference to a code defined by a terminology system
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	SΣ	1..1	uri	Identity of the terminology system
version	Σ	0..1	string	Version of the system - if relevant
code	SΣ	1..1	code	Symbol in syntax defined by the system
display	SΣ	0..1	string	Representation defined by the system
id		0..1	string	xml:id (or equivalent in JSON)
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
translation		0..*	(Complex)	Language Translation (Localization) URL: http://hl7.org/fhir/StructureDefinition/translation
value		0..1	string	Primitive value for string Max Length: 1048576
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
Documentation for this format

Constraints

Id	Grade	Path(s)	Details	Requirements
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()

This structure is derived from CodingIPS

Summary

Mandatory: 2 elements

Differential View

This structure is derived from CodingIPS

Name	Flags	Card.	Type	Description & Constraints
Coding			CodingIPS
system		1..1	uri	Identity of the terminology system
code		1..1	code	Symbol in syntax defined by the system
Documentation for this format

Key Elements View

Name	Flags	Card.	Type	Description & Constraints
Coding		0..*	CodingIPS	A reference to a code defined by a terminology system
system	SΣ	1..1	uri	Identity of the terminology system
code	SΣ	1..1	code	Symbol in syntax defined by the system
display	SΣ	0..1	string	Representation defined by the system
Slices for extension				Content/Rules for all slices
translation		0..*	(Complex)	Language Translation (Localization) URL: http://hl7.org/fhir/StructureDefinition/translation
Documentation for this format

Constraints

Id	Grade	Path(s)	Details	Requirements
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()

Snapshot View

Name	Flags	Card.	Type	Description & Constraints
Coding		0..*	CodingIPS	A reference to a code defined by a terminology system
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	SΣ	1..1	uri	Identity of the terminology system
version	Σ	0..1	string	Version of the system - if relevant
code	SΣ	1..1	code	Symbol in syntax defined by the system
display	SΣ	0..1	string	Representation defined by the system
id		0..1	string	xml:id (or equivalent in JSON)
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
translation		0..*	(Complex)	Language Translation (Localization) URL: http://hl7.org/fhir/StructureDefinition/translation
value		0..1	string	Primitive value for string Max Length: 1048576
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
Documentation for this format

Constraints

Id	Grade	Path(s)	Details	Requirements
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()

This structure is derived from CodingIPS

Summary

Mandatory: 2 elements

Other representations of profile: CSV, Excel, Schematron