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/LabPrecondition | Version: 2.0.1-sd-202510-matchbox-patch | |||
| Active as of 2025-10-29 | Computable Name: CDAR2.LabPrecondition | |||
The precondition class, derived from the ActRelationship class, is used along with the LabPrecondition class to express a condition that must hold true before some over activity occurs.
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 Base
| Name | Flags | Card. | Type | Description & Constraints    Filter:  ![]() ![]()  | 
|---|---|---|---|---|
![]()  | 
1..1 | Base | XML Namespace: urn:oid:1.3.6.1.4.1.19376.1.3.2 Base for all types and resources Logical Container: ClinicalDocument (CDA Class)  | |
![]() ![]()  | 
0..1 | code | Binding: NullFlavor (required) | |
![]() ![]()  | 
0..1 | code | Binding: ActRelationshipType (required) | |
![]() ![]()  | 
0..* | CS | ||
![]() ![]()  | 
0..1 | II | ||
![]() ![]()  | 
0..* | II | ||
![]() ![]()  | 
1..1 | LabCriterion | XML Namespace: urn:oid:1.3.6.1.4.1.19376.1.3.2 | |
  Documentation for this format | ||||
| Path | Status | Usage | ValueSet | Version | Source | 
| LabPrecondition.nullFlavor | Base | required | NullFlavor | 📦2.0.0 | THO v5.3 | 
| LabPrecondition.typeCode | Base | required | ActRelationshipType | 📦2.0.0 | THO v5.3 | 
| Name | Flags | Card. | Type | Description & Constraints    Filter:  ![]() ![]()  | 
|---|---|---|---|---|
![]()  | 
1..1 | Base | XML Namespace: urn:oid:1.3.6.1.4.1.19376.1.3.2 Base for all types and resources Logical Container: ClinicalDocument (CDA Class)  | |
![]() ![]()  | 
0..1 | code | Binding: NullFlavor (required) | |
![]() ![]()  | 
0..1 | code | Binding: ActRelationshipType (required) | |
![]() ![]()  | 
0..* | CS | ||
![]() ![]()  | 
0..1 | II | ||
![]() ![]()  | 
0..* | II | ||
![]() ![]()  | 
1..1 | LabCriterion | XML Namespace: urn:oid:1.3.6.1.4.1.19376.1.3.2 | |
  Documentation for this format | ||||
| Path | Status | Usage | ValueSet | Version | Source | 
| LabPrecondition.nullFlavor | Base | required | NullFlavor | 📦2.0.0 | THO v5.3 | 
| LabPrecondition.typeCode | Base | required | ActRelationshipType | 📦2.0.0 | THO v5.3 | 
| Name | Flags | Card. | Type | Description & Constraints    Filter:  ![]() ![]()  | 
|---|---|---|---|---|
![]()  | 
1..1 | Base | XML Namespace: urn:oid:1.3.6.1.4.1.19376.1.3.2 Base for all types and resources Logical Container: ClinicalDocument (CDA Class)  | |
![]() ![]()  | 
0..1 | code | Binding: NullFlavor (required) | |
![]() ![]()  | 
0..1 | code | Binding: ActRelationshipType (required) | |
![]() ![]()  | 
0..* | CS | ||
![]() ![]()  | 
0..1 | II | ||
![]() ![]()  | 
0..* | II | ||
![]() ![]()  | 
1..1 | LabCriterion | XML Namespace: urn:oid:1.3.6.1.4.1.19376.1.3.2 | |
  Documentation for this format | ||||
| Path | Status | Usage | ValueSet | Version | Source | 
| LabPrecondition.nullFlavor | Base | required | NullFlavor | 📦2.0.0 | THO v5.3 | 
| LabPrecondition.typeCode | Base | required | ActRelationshipType | 📦2.0.0 | THO v5.3 | 
This structure is derived from Base
Differential View
This structure is derived from Base
| Name | Flags | Card. | Type | Description & Constraints    Filter:  ![]() ![]()  | 
|---|---|---|---|---|
![]()  | 
1..1 | Base | XML Namespace: urn:oid:1.3.6.1.4.1.19376.1.3.2 Base for all types and resources Logical Container: ClinicalDocument (CDA Class)  | |
![]() ![]()  | 
0..1 | code | Binding: NullFlavor (required) | |
![]() ![]()  | 
0..1 | code | Binding: ActRelationshipType (required) | |
![]() ![]()  | 
0..* | CS | ||
![]() ![]()  | 
0..1 | II | ||
![]() ![]()  | 
0..* | II | ||
![]() ![]()  | 
1..1 | LabCriterion | XML Namespace: urn:oid:1.3.6.1.4.1.19376.1.3.2 | |
  Documentation for this format | ||||
| Path | Status | Usage | ValueSet | Version | Source | 
| LabPrecondition.nullFlavor | Base | required | NullFlavor | 📦2.0.0 | THO v5.3 | 
| LabPrecondition.typeCode | Base | required | ActRelationshipType | 📦2.0.0 | THO v5.3 | 
Key Elements View
| Name | Flags | Card. | Type | Description & Constraints    Filter:  ![]() ![]()  | 
|---|---|---|---|---|
![]()  | 
1..1 | Base | XML Namespace: urn:oid:1.3.6.1.4.1.19376.1.3.2 Base for all types and resources Logical Container: ClinicalDocument (CDA Class)  | |
![]() ![]()  | 
0..1 | code | Binding: NullFlavor (required) | |
![]() ![]()  | 
0..1 | code | Binding: ActRelationshipType (required) | |
![]() ![]()  | 
0..* | CS | ||
![]() ![]()  | 
0..1 | II | ||
![]() ![]()  | 
0..* | II | ||
![]() ![]()  | 
1..1 | LabCriterion | XML Namespace: urn:oid:1.3.6.1.4.1.19376.1.3.2 | |
  Documentation for this format | ||||
| Path | Status | Usage | ValueSet | Version | Source | 
| LabPrecondition.nullFlavor | Base | required | NullFlavor | 📦2.0.0 | THO v5.3 | 
| LabPrecondition.typeCode | Base | required | ActRelationshipType | 📦2.0.0 | THO v5.3 | 
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints    Filter:  ![]() ![]()  | 
|---|---|---|---|---|
![]()  | 
1..1 | Base | XML Namespace: urn:oid:1.3.6.1.4.1.19376.1.3.2 Base for all types and resources Logical Container: ClinicalDocument (CDA Class)  | |
![]() ![]()  | 
0..1 | code | Binding: NullFlavor (required) | |
![]() ![]()  | 
0..1 | code | Binding: ActRelationshipType (required) | |
![]() ![]()  | 
0..* | CS | ||
![]() ![]()  | 
0..1 | II | ||
![]() ![]()  | 
0..* | II | ||
![]() ![]()  | 
1..1 | LabCriterion | XML Namespace: urn:oid:1.3.6.1.4.1.19376.1.3.2 | |
  Documentation for this format | ||||
| Path | Status | Usage | ValueSet | Version | Source | 
| LabPrecondition.nullFlavor | Base | required | NullFlavor | 📦2.0.0 | THO v5.3 | 
| LabPrecondition.typeCode | Base | required | ActRelationshipType | 📦2.0.0 | THO v5.3 | 
This structure is derived from Base