| Source Element | Usage | Target |
| ProcedureRequest.id | UseOneOfElements | ServiceRequest.id,ServiceRequest.id |
| ProcedureRequest.meta | UseOneOfElements | ServiceRequest.meta,ServiceRequest.meta |
| ProcedureRequest.implicitRules | UseOneOfElements | ServiceRequest.implicitRules,ServiceRequest.implicitRules |
| ProcedureRequest.language | UseOneOfElements | ServiceRequest.language,ServiceRequest.language |
| ProcedureRequest.text | UseOneOfElements | ServiceRequest.text,ServiceRequest.text |
| ProcedureRequest.contained | UseOneOfElements | ServiceRequest.contained,ServiceRequest.contained |
| ProcedureRequest.extension | UseOneOfElements | ServiceRequest.extension,ServiceRequest.extension |
| ProcedureRequest.modifierExtension | UseOneOfElements | ServiceRequest.modifierExtension,ServiceRequest.modifierExtension |
| ProcedureRequest.identifier | UseOneOfElements | ServiceRequest.identifier,ServiceRequest.identifier |
| ProcedureRequest.definition | UseExtension | http://hl7.org/fhir/3.0/StructureDefinition/extension-ProcedureRequest.definition |
| ProcedureRequest.basedOn | UseExtension | http://hl7.org/fhir/3.0/StructureDefinition/extension-ProcedureRequest.basedOn |
| ProcedureRequest.replaces | UseExtension | http://hl7.org/fhir/3.0/StructureDefinition/extension-ProcedureRequest.replaces |
| ProcedureRequest.requisition | UseOneOfElements | ServiceRequest.requisition,ServiceRequest.requisition |
| ProcedureRequest.status | UseExtension | http://hl7.org/fhir/3.0/StructureDefinition/extension-ProcedureRequest.status |
| ProcedureRequest.intent | UseOneOfElements | ServiceRequest.intent,ServiceRequest.intent |
| ProcedureRequest.priority | UseOneOfElements | ServiceRequest.priority,ServiceRequest.priority |
| ProcedureRequest.doNotPerform | UseOneOfElements | ServiceRequest.doNotPerform,ServiceRequest.doNotPerform |
| ProcedureRequest.category | UseOneOfElements | ServiceRequest.category,ServiceRequest.category |
| ProcedureRequest.code | UseOneOfElements | ServiceRequest.code,ServiceRequest.code |
| ProcedureRequest.subject | UseOneOfElements | ServiceRequest.subject,ServiceRequest.subject |
| ProcedureRequest.context | UseOneOfElements | ServiceRequest.encounter,ServiceRequest.encounter |
| ProcedureRequest.occurrence[x] | UseOneOfElements | ServiceRequest.occurrence[x],ServiceRequest.occurrence[x] |
| ProcedureRequest.asNeeded[x] | UseOneOfElements | ServiceRequest.asNeeded[x],ServiceRequest.asNeeded[x] |
| ProcedureRequest.authoredOn | UseOneOfElements | ServiceRequest.authoredOn,ServiceRequest.authoredOn |
| ProcedureRequest.requester | UseExtension | http://hl7.org/fhir/3.0/StructureDefinition/extension-ProcedureRequest.requester |
| ProcedureRequest.requester.id | UseExtensionFromAncestor | - |
| ProcedureRequest.requester.extension | UseExtensionFromAncestor | - |
| ProcedureRequest.requester.modifierExtension | UseExtensionFromAncestor | - |
| ProcedureRequest.requester.agent | UseExtensionFromAncestor | - |
| ProcedureRequest.requester.onBehalfOf | UseExtensionFromAncestor | - |
| ProcedureRequest.performerType | UseOneOfElements | ServiceRequest.performerType,ServiceRequest.performerType |
| ProcedureRequest.performer | UseExtension | http://hl7.org/fhir/3.0/StructureDefinition/extension-ProcedureRequest.performer |
| ProcedureRequest.reasonCode | UseOneOfElements | ServiceRequest.reasonCode,ServiceRequest.reasonCode |
| ProcedureRequest.reasonReference | UseExtension | http://hl7.org/fhir/3.0/StructureDefinition/extension-ProcedureRequest.reasonReference |
| ProcedureRequest.supportingInfo | UseOneOfElements | ServiceRequest.supportingInfo,ServiceRequest.supportingInfo |
| ProcedureRequest.specimen | UseOneOfElements | ServiceRequest.specimen,ServiceRequest.specimen,ServiceRequest.specimen |
| ProcedureRequest.bodySite | UseOneOfElements | ServiceRequest.bodySite,ServiceRequest.bodySite |
| ProcedureRequest.note | UseOneOfElements | ServiceRequest.note,ServiceRequest.note |
| ProcedureRequest.relevantHistory | UseOneOfElements | ServiceRequest.relevantHistory,ServiceRequest.relevantHistory |