Clinical Document Architecture, published by Health Level 7. This is not an authorized publication; it is the continuous build for version 2.0.1). This version is based on the current content of https://github.com/HL7/CDA-core-2.0/ and changes regularly. See the Directory of published versions

• Content
• Detailed Descriptions
• Mappings
• XML

Logical Model: SC: CharacterStringWithCode (V3 Data Type)

A character string that optionally may have a code attached. The text must always be present if a code is present. The code is often a local code.

Usage:

• Use this Logical Model Profile: AuthoringDevice (CDA Class), Criterion (CDA Class), Device (CDA Class), Observation (CDA Class) and ObservationRange (CDA Class)

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 ST

Name	Flags	Card.	Type	Description & Constraints
SC		1..*	ST	XML Namespace: urn:hl7-org:v3 Elements defined in Ancestors: @nullFlavor, @representation, @mediaType, @language, xmlText Base for all types and resources Binding: This type can be bound to a value set using the CDA binding style
@code		0..1	cs
@codeSystem		0..1	oid, uuid, ruid
@codeSystemName		0..1	st
@codeSystemVersion		0..1	st
@displayName		0..1	st
Documentation for this format

Name	Flags	Card.	Type	Description & Constraints
SC		1..*	ST	XML Namespace: urn:hl7-org:v3 Elements defined in Ancestors: @nullFlavor, @representation, @mediaType, @language, xmlText Base for all types and resources Binding: This type can be bound to a value set using the CDA binding style
@code		0..1	cs
@codeSystem		0..1	oid, uuid, ruid
@codeSystemName		0..1	st
@codeSystemVersion		0..1	st
@displayName		0..1	st
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())

Name	Flags	Card.	Type	Description & Constraints
SC		1..*	ST	XML Namespace: urn:hl7-org:v3 Elements defined in Ancestors: @nullFlavor, @representation, @mediaType, @language, xmlText Base for all types and resources Binding: This type can be bound to a value set using the CDA binding style
@nullFlavor		0..1	cs	Binding: NullFlavor (required)
@representation		0..1	cs	Fixed Value: TXT
@mediaType		0..1	cs	Fixed Value: text/plain
@language		0..1	cs
xmlText		0..1	st	Allows for mixed text content
@code		0..1	cs
@codeSystem		0..1	oid, uuid, ruid
@codeSystemName		0..1	st
@codeSystemVersion		0..1	st
@displayName		0..1	st
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet
SC.nullFlavor	required	NullFlavor

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())

This structure is derived from ST

Summary

Structures

This structure refers to these other structures:

• cs: Coded Simple Value (http://hl7.org/cda/stds/core/StructureDefinition/cs-simple)
• oid: ISO Object Identifier (http://hl7.org/cda/stds/core/StructureDefinition/oid)
• uuid: DCE Universal Unique Identifier (http://hl7.org/cda/stds/core/StructureDefinition/uuid)
• ruid: HL7 Reserved Identifier Scheme (http://hl7.org/cda/stds/core/StructureDefinition/ruid)
• st: Character String (http://hl7.org/cda/stds/core/StructureDefinition/st-simple)

Differential View

This structure is derived from ST

Name	Flags	Card.	Type	Description & Constraints
SC		1..*	ST	XML Namespace: urn:hl7-org:v3 Elements defined in Ancestors: @nullFlavor, @representation, @mediaType, @language, xmlText Base for all types and resources Binding: This type can be bound to a value set using the CDA binding style
@code		0..1	cs
@codeSystem		0..1	oid, uuid, ruid
@codeSystemName		0..1	st
@codeSystemVersion		0..1	st
@displayName		0..1	st
Documentation for this format

Key Elements View

Name	Flags	Card.	Type	Description & Constraints
SC		1..*	ST	XML Namespace: urn:hl7-org:v3 Elements defined in Ancestors: @nullFlavor, @representation, @mediaType, @language, xmlText Base for all types and resources Binding: This type can be bound to a value set using the CDA binding style
@code		0..1	cs
@codeSystem		0..1	oid, uuid, ruid
@codeSystemName		0..1	st
@codeSystemVersion		0..1	st
@displayName		0..1	st
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())

Snapshot View

Name	Flags	Card.	Type	Description & Constraints
SC		1..*	ST	XML Namespace: urn:hl7-org:v3 Elements defined in Ancestors: @nullFlavor, @representation, @mediaType, @language, xmlText Base for all types and resources Binding: This type can be bound to a value set using the CDA binding style
@nullFlavor		0..1	cs	Binding: NullFlavor (required)
@representation		0..1	cs	Fixed Value: TXT
@mediaType		0..1	cs	Fixed Value: text/plain
@language		0..1	cs
xmlText		0..1	st	Allows for mixed text content
@code		0..1	cs
@codeSystem		0..1	oid, uuid, ruid
@codeSystemName		0..1	st
@codeSystemVersion		0..1	st
@displayName		0..1	st
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet
SC.nullFlavor	required	NullFlavor

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())

This structure is derived from ST

Summary

Structures

This structure refers to these other structures:

• cs: Coded Simple Value (http://hl7.org/cda/stds/core/StructureDefinition/cs-simple)
• oid: ISO Object Identifier (http://hl7.org/cda/stds/core/StructureDefinition/oid)
• uuid: DCE Universal Unique Identifier (http://hl7.org/cda/stds/core/StructureDefinition/uuid)
• ruid: HL7 Reserved Identifier Scheme (http://hl7.org/cda/stds/core/StructureDefinition/ruid)
• st: Character String (http://hl7.org/cda/stds/core/StructureDefinition/st-simple)

Other representations of profile: CSV, Excel