Clinical Document Architecture - Local Development build (v2.0.1-sd-202510-matchbox-patch) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions
| Official URL: http://hl7.org/cda/stds/core/StructureDefinition/CO | Version: 2.0.1-sd-202510-matchbox-patch | |||
| Active as of 2025-10-29 | Computable Name: CO | |||
Coded data, where the coding system from which the code comes is ordered
Usages:
You can also check for usages in the FHIR IG Statistics
Description of Template, Differentials, Snapshots and how the different presentations work.
This structure is derived from CV
| Name | Flags | Card. | Type | Description & Constraints    Filter:  ![]() ![]()  | 
|---|---|---|---|---|
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1..* | CV | XML Namespace: urn:hl7-org:v3 Base for all types and resources Elements defined in Ancestors:@nullFlavor, @code, @codeSystem, @codeSystemName, @codeSystemVersion, @displayName, @sdtcValueSet, @sdtcValueSetVersion, originalText, qualifier, translation, qualifier, translation Binding: This type can be bound to a value set using the CDA binding style Instances of this logical model are not marked to be the target of a Reference Logical Container: ClinicalDocument (CDA Class)  | |
  Documentation for this format | ||||
| Name | Flags | Card. | Type | Description & Constraints    Filter:  ![]() ![]()  | 
|---|---|---|---|---|
![]()  | 
1..* | CV | XML Namespace: urn:hl7-org:v3 Base for all types and resources Elements defined in Ancestors:@nullFlavor, @code, @codeSystem, @codeSystemName, @codeSystemVersion, @displayName, @sdtcValueSet, @sdtcValueSetVersion, originalText, qualifier, translation, qualifier, translation Binding: This type can be bound to a value set using the CDA binding style Instances of this logical model are not marked to be the target of a Reference Logical Container: ClinicalDocument (CDA Class)  | |
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0..1 | cs | Binding: CDANullFlavor (required) | |
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0..1 | cs | ||
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0..1 | oid, uuid, ruid | ||
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0..1 | st | ||
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0..1 | st | ||
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0..1 | st | ||
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0..1 | oid | XML Namespace: urn:hl7-org:sdtc XML: valueSet (urn:hl7-org:sdtc)  | |
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0..1 | st | XML Namespace: urn:hl7-org:sdtc XML: valueSetVersion (urn:hl7-org:sdtc)  | |
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0..1 | ED | ||
  Documentation for this format | ||||
| Path | Status | Usage | ValueSet | Version | Source | 
| CO.nullFlavor | Base | required | CDANullFlavor | 📦2.0.1-sd-202510-matchbox-patch | This IG | 
| Name | Flags | Card. | Type | Description & Constraints    Filter:  ![]() ![]()  | 
|---|---|---|---|---|
![]()  | 
1..* | CV | XML Namespace: urn:hl7-org:v3 Base for all types and resources Elements defined in Ancestors:@nullFlavor, @code, @codeSystem, @codeSystemName, @codeSystemVersion, @displayName, @sdtcValueSet, @sdtcValueSetVersion, originalText, qualifier, translation, qualifier, translation Binding: This type can be bound to a value set using the CDA binding style Instances of this logical model are not marked to be the target of a Reference Logical Container: ClinicalDocument (CDA Class)  | |
![]() ![]()  | 
0..1 | cs | Binding: CDANullFlavor (required) | |
![]() ![]()  | 
0..1 | cs | ||
![]() ![]()  | 
0..1 | oid, uuid, ruid | ||
![]() ![]()  | 
0..1 | st | ||
![]() ![]()  | 
0..1 | st | ||
![]() ![]()  | 
0..1 | st | ||
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0..1 | oid | XML Namespace: urn:hl7-org:sdtc XML: valueSet (urn:hl7-org:sdtc)  | |
![]() ![]()  | 
0..1 | st | XML Namespace: urn:hl7-org:sdtc XML: valueSetVersion (urn:hl7-org:sdtc)  | |
![]() ![]()  | 
0..1 | ED | ||
  Documentation for this format | ||||
| Path | Status | Usage | ValueSet | Version | Source | 
| CO.nullFlavor | Base | required | CDANullFlavor | 📦2.0.1-sd-202510-matchbox-patch | This IG | 
This structure is derived from CV
Differential View
This structure is derived from CV
| Name | Flags | Card. | Type | Description & Constraints    Filter:  ![]() ![]()  | 
|---|---|---|---|---|
![]()  | 
1..* | CV | XML Namespace: urn:hl7-org:v3 Base for all types and resources Elements defined in Ancestors:@nullFlavor, @code, @codeSystem, @codeSystemName, @codeSystemVersion, @displayName, @sdtcValueSet, @sdtcValueSetVersion, originalText, qualifier, translation, qualifier, translation Binding: This type can be bound to a value set using the CDA binding style Instances of this logical model are not marked to be the target of a Reference Logical Container: ClinicalDocument (CDA Class)  | |
  Documentation for this format | ||||
Key Elements View
| Name | Flags | Card. | Type | Description & Constraints    Filter:  ![]() ![]()  | 
|---|---|---|---|---|
![]()  | 
1..* | CV | XML Namespace: urn:hl7-org:v3 Base for all types and resources Elements defined in Ancestors:@nullFlavor, @code, @codeSystem, @codeSystemName, @codeSystemVersion, @displayName, @sdtcValueSet, @sdtcValueSetVersion, originalText, qualifier, translation, qualifier, translation Binding: This type can be bound to a value set using the CDA binding style Instances of this logical model are not marked to be the target of a Reference Logical Container: ClinicalDocument (CDA Class)  | |
![]() ![]()  | 
0..1 | cs | Binding: CDANullFlavor (required) | |
![]() ![]()  | 
0..1 | cs | ||
![]() ![]()  | 
0..1 | oid, uuid, ruid | ||
![]() ![]()  | 
0..1 | st | ||
![]() ![]()  | 
0..1 | st | ||
![]() ![]()  | 
0..1 | st | ||
![]() ![]()  | 
0..1 | oid | XML Namespace: urn:hl7-org:sdtc XML: valueSet (urn:hl7-org:sdtc)  | |
![]() ![]()  | 
0..1 | st | XML Namespace: urn:hl7-org:sdtc XML: valueSetVersion (urn:hl7-org:sdtc)  | |
![]() ![]()  | 
0..1 | ED | ||
  Documentation for this format | ||||
| Path | Status | Usage | ValueSet | Version | Source | 
| CO.nullFlavor | Base | required | CDANullFlavor | 📦2.0.1-sd-202510-matchbox-patch | This IG | 
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints    Filter:  ![]() ![]()  | 
|---|---|---|---|---|
![]()  | 
1..* | CV | XML Namespace: urn:hl7-org:v3 Base for all types and resources Elements defined in Ancestors:@nullFlavor, @code, @codeSystem, @codeSystemName, @codeSystemVersion, @displayName, @sdtcValueSet, @sdtcValueSetVersion, originalText, qualifier, translation, qualifier, translation Binding: This type can be bound to a value set using the CDA binding style Instances of this logical model are not marked to be the target of a Reference Logical Container: ClinicalDocument (CDA Class)  | |
![]() ![]()  | 
0..1 | cs | Binding: CDANullFlavor (required) | |
![]() ![]()  | 
0..1 | cs | ||
![]() ![]()  | 
0..1 | oid, uuid, ruid | ||
![]() ![]()  | 
0..1 | st | ||
![]() ![]()  | 
0..1 | st | ||
![]() ![]()  | 
0..1 | st | ||
![]() ![]()  | 
0..1 | oid | XML Namespace: urn:hl7-org:sdtc XML: valueSet (urn:hl7-org:sdtc)  | |
![]() ![]()  | 
0..1 | st | XML Namespace: urn:hl7-org:sdtc XML: valueSetVersion (urn:hl7-org:sdtc)  | |
![]() ![]()  | 
0..1 | ED | ||
  Documentation for this format | ||||
| Path | Status | Usage | ValueSet | Version | Source | 
| CO.nullFlavor | Base | required | CDANullFlavor | 📦2.0.1-sd-202510-matchbox-patch | This IG | 
This structure is derived from CV