2026 US Quality Core Implementation Guide
0.5.0 - cibuild US

2026 US Quality Core Implementation Guide, published by Office of the National Coordinator for Health Information Technology (ONC). This guide is not an authorized publication; it is the continuous build for version 0.5.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/FHIR/us-quality-core/ and changes regularly. See the Directory of published versions

## Resource Profile: US Quality Core ImagingStudy

Official URL: http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-imagingstudy | Version: 0.5.0
Active as of 2026-05-15 | Computable Name: USQualityCoreImagingStudy

Profile of ImagingStudy for decision support/quality metrics. Defines the core set of elements and extensions for quality rule and measure authors.

Usage

See the patterns page for implementation and usage patterns.

### Examples

Chest CT

USCDI+ Quality Elements:

- endpoint: (USCDI+ Quality) Study access endpoint

Usages:

- Refer to this Profile: US Quality Core DiagnosticReport Profile for Report and Note Exchange, US Quality Core NonPatient Observation and US Quality Core Simple Observation
- Examples for this Profile: ImagingStudy/example
- CapabilityStatements using this Profile: US Quality Core Client CapabilityStatement and US Quality Core Server CapabilityStatement

You can also check for usages in the FHIR IG Statistics

### Formal Views of Profile Content

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

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

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
ImagingStudy |  | 0..* | ImagingStudy | A set of images produced in single study (one or more series of references images)
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
status | ?!Σ | 1..1 | code | registered | available | cancelled | entered-in-error | unknown Binding: ImagingStudyStatus (required): The status of the ImagingStudy.
subject | Σ | 1..1 | Reference(US Quality Core Patient) | Who or what is the subject of the study
encounter | Σ | 0..1 | Reference(US Quality Core Encounter) | Encounter with which this imaging study is associated
started | Σ | 0..1 | dateTime | When the study was started Example General: 2011-01-01T11:01:20+03:00
basedOn | Σ | 0..* | Reference(US Quality Core ServiceRequest | US Quality Core CarePlan) | Request fulfilled
referrer | Σ | 0..1 | Reference(US Quality Core Practitioner | US Quality Core PractitionerRole) | Referring physician
interpreter | Σ | 0..* | Reference(US Quality Core Practitioner | US Quality Core PractitionerRole) | Who interpreted images
endpoint | Σ | 0..* | Reference(Endpoint) | (USCDI+ Quality) Study access endpoint
procedureReference | Σ | 0..1 | Reference(US Quality Core Procedure) | The performed Procedure reference
location | Σ | 0..1 | Reference(US Quality Core Location) | Where ImagingStudy occurred
reasonReference | Σ | 0..* | Reference(US Quality Core Condition Problems Health Concerns | US Quality Core Simple Observation | Media | US Quality Core DiagnosticReport Profile for Report and Note Exchange | DocumentReference) | Why was study performed
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
ImagingStudy.status | Base | required | ImagingStudyStatus | 📍4.0.1 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
dom-2 | error | ImagingStudy | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | ImagingStudy | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | ImagingStudy | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | ImagingStudy | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | ImagingStudy | A resource should have narrative for robust management | `text.`div`.exists()`
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 ImagingStudy

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
ImagingStudy |  | 0..* | ImagingStudy | A set of images produced in single study (one or more series of references images)
subject |  | 1..1 | Reference(US Quality Core Patient) | Who or what is the subject of the study
encounter | Σ | 0..1 | Reference(US Quality Core Encounter) | Encounter with which this imaging study is associated
started |  | 0..1 | dateTime | When the study was started
basedOn |  | 0..* | Reference(US Quality Core ServiceRequest | US Quality Core CarePlan) | Request fulfilled
referrer |  | 0..1 | Reference(US Quality Core Practitioner | US Quality Core PractitionerRole) | Referring physician
interpreter |  | 0..* | Reference(US Quality Core Practitioner | US Quality Core PractitionerRole) | Who interpreted images
endpoint |  | 0..* | Reference(Endpoint) | (USCDI+ Quality) Study access endpoint
procedureReference |  | 0..1 | Reference(US Quality Core Procedure) | The performed Procedure reference
location | Σ | 0..1 | Reference(US Quality Core Location) | Where ImagingStudy occurred
reasonReference | Σ | 0..* | Reference(US Quality Core Condition Problems Health Concerns | US Quality Core Simple Observation | Media | US Quality Core DiagnosticReport Profile for Report and Note Exchange | DocumentReference) | Why was study performed
series |  |  |  |
performer |  |  |  |
actor | Σ | 1..1 | Reference(US Quality Core Practitioner | US Quality Core PractitionerRole | US Quality Core Organization | US Quality Core CareTeam | US Quality Core Patient | US Quality Core Device | US Core Implantable Device Profile(6.1.0) | US Quality Core RelatedPerson) | Who performed the series
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
ImagingStudy |  | 0..* | ImagingStudy | A set of images produced in single study (one or more series of references images)
id | Σ | 0..1 | id | Logical id of this artifact
meta | Σ | 0..1 | Meta | Metadata about the resource
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
language |  | 0..1 | code | Language of the resource content Binding: CommonLanguages (preferred): A human language.
Additional Bindings | Purpose
AllLanguages | Max Binding
text |  | 0..1 | Narrative | Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained |  | 0..* | Resource | Contained, inline Resources
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
identifier | Σ | 0..* | Identifier | Identifiers for the whole study
status | ?!Σ | 1..1 | code | registered | available | cancelled | entered-in-error | unknown Binding: ImagingStudyStatus (required): The status of the ImagingStudy.
modality | Σ | 0..* | Coding | All series modality if actual acquisition modalities Binding: AcquisitionModality (extensible): Type of acquired data in the instance.
subject | Σ | 1..1 | Reference(US Quality Core Patient) | Who or what is the subject of the study
encounter | Σ | 0..1 | Reference(US Quality Core Encounter) | Encounter with which this imaging study is associated
started | Σ | 0..1 | dateTime | When the study was started Example General: 2011-01-01T11:01:20+03:00
basedOn | Σ | 0..* | Reference(US Quality Core ServiceRequest | US Quality Core CarePlan) | Request fulfilled
referrer | Σ | 0..1 | Reference(US Quality Core Practitioner | US Quality Core PractitionerRole) | Referring physician
interpreter | Σ | 0..* | Reference(US Quality Core Practitioner | US Quality Core PractitionerRole) | Who interpreted images
endpoint | Σ | 0..* | Reference(Endpoint) | (USCDI+ Quality) Study access endpoint
numberOfSeries | Σ | 0..1 | unsignedInt | Number of Study Related Series
numberOfInstances | Σ | 0..1 | unsignedInt | Number of Study Related Instances
procedureReference | Σ | 0..1 | Reference(US Quality Core Procedure) | The performed Procedure reference
procedureCode | Σ | 0..* | CodeableConcept | The performed procedure code Binding: http://www.rsna.org/RadLex_Playbook.aspx (extensible): The performed procedure type.
location | Σ | 0..1 | Reference(US Quality Core Location) | Where ImagingStudy occurred
reasonCode | Σ | 0..* | CodeableConcept | Why the study was requested Binding: ProcedureReasonCodes (example): The reason for the study.
reasonReference | Σ | 0..* | Reference(US Quality Core Condition Problems Health Concerns | US Quality Core Simple Observation | Media | US Quality Core DiagnosticReport Profile for Report and Note Exchange | DocumentReference) | Why was study performed
note | Σ | 0..* | Annotation | User-defined comments
description | Σ | 0..1 | string | Institution-generated description
series | Σ | 0..* | BackboneElement | Each study has one or more series of instances
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
uid | Σ | 1..1 | id | DICOM Series Instance UID for the series Example General: 2.16.124.113543.6003.2588828330.45298.17418.2723805630
number | Σ | 0..1 | unsignedInt | Numeric identifier of this series Example General: 3
modality | Σ | 1..1 | Coding | The modality of the instances in the series Binding: AcquisitionModality (extensible): Type of acquired data in the instance.
description | Σ | 0..1 | string | A short human readable summary of the series Example General: CT Surview 180
numberOfInstances | Σ | 0..1 | unsignedInt | Number of Series Related Instances
endpoint | Σ | 0..* | Reference(Endpoint) | Series access endpoint
bodySite | Σ | 0..1 | Coding | Body part examined Binding: SNOMEDCTBodyStructures (example): Codes describing anatomical locations. May include laterality.
laterality | Σ | 0..1 | Coding | Body part laterality Binding: Laterality (example): Codes describing body site laterality (left, right, etc.).
specimen | Σ | 0..* | Reference(Specimen) | Specimen imaged
started | Σ | 0..1 | dateTime | When the series started
performer | Σ | 0..* | BackboneElement | Who performed the series
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
function | Σ | 0..1 | CodeableConcept | Type of performance Binding: ImagingStudySeriesPerformerFunction (extensible): The type of involvement of the performer.
actor | Σ | 1..1 | Reference(US Quality Core Practitioner | US Quality Core PractitionerRole | US Quality Core Organization | US Quality Core CareTeam | US Quality Core Patient | US Quality Core Device | US Core Implantable Device Profile(6.1.0) | US Quality Core RelatedPerson) | Who performed the series
instance |  | 0..* | BackboneElement | A single SOP instance from the series
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
uid |  | 1..1 | id | DICOM SOP Instance UID Example General: 2.16.124.113543.6003.189642796.63084.16748.2599092903
sopClass |  | 1..1 | Coding | DICOM class type Binding: http://dicom.nema.org/medical/dicom/current/output/chtml/part04/sect_B.5.html#table_B.5-1 (extensible): The sopClass for the instance.
number |  | 0..1 | unsignedInt | The number of this instance in the series Example General: 1
title |  | 0..1 | string | Description of instance
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
ImagingStudy.language | Base | preferred | Common Languages | 📍4.0.1 | FHIR Std.
ImagingStudy.status | Base | required | ImagingStudyStatus | 📍4.0.1 | FHIR Std.
ImagingStudy.modality | Base | extensible | AcquisitionModality | 📦2024.1.20240120 | DICOM v2024a
ImagingStudy.procedureCode | Base | extensible | http://www.rsna.org/RadLex_Playbook.aspx | Not State | Unknown
ImagingStudy.reasonCode | Base | example | Procedure Reason Codes | 📍4.0.1 | FHIR Std.
ImagingStudy.series.​modality | Base | extensible | AcquisitionModality | 📦2024.1.20240120 | DICOM v2024a
ImagingStudy.series.​bodySite | Base | example | SNOMED CT Body Structures | 📍4.0.1 | FHIR Std.
ImagingStudy.series.​laterality | Base | example | Laterality | 📍4.0.1 | FHIR Std.
ImagingStudy.series.​performer.function | Base | extensible | ImagingStudy series performer function | 📍4.0.1 | FHIR Std.
ImagingStudy.series.​instance.sopClass | Base | extensible | http://dicom.nema.org/medical/dicom/current/output/chtml/part04/sect_B.5.html#table_B.5-1 | Not State | Unknown

#### Constraints

Id | Grade | Path(s) | Description | Expression
dom-2 | error | ImagingStudy | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | ImagingStudy | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | ImagingStudy | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | ImagingStudy | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | ImagingStudy | A resource should have narrative for robust management | `text.`div`.exists()`
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 ImagingStudy

Summary

Mandatory: 0 element(1 nested mandatory element)

Structures

This structure refers to these other structures:

- US Quality Core Patient (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-patient)
- US Quality Core Encounter (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-encounter)
- US Quality Core ServiceRequest (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-servicerequest)
- US Quality Core CarePlan (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-careplan)
- US Quality Core Practitioner (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-practitioner)
- US Quality Core PractitionerRole (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-practitionerrole)
- US Quality Core Procedure (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-procedure)
- US Quality Core Location (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-location)
- US Quality Core Condition Problems Health Concerns (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-condition-problems-health-concerns)
- US Quality Core Simple Observation (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-simple-observation)
- US Quality Core DiagnosticReport Profile for Report and Note Exchange (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-diagnosticreport-note)
- US Quality Core Organization (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-organization)
- US Quality Core CareTeam (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-careteam)
- US Quality Core Device (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-device)
- US Core Implantable Device Profile (http://hl7.org/fhir/us/core/StructureDefinition/us-core-implantable-device|6.1.0)
- US Quality Core RelatedPerson (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-relatedperson)

Key Elements View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
ImagingStudy |  | 0..* | ImagingStudy | A set of images produced in single study (one or more series of references images)
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
status | ?!Σ | 1..1 | code | registered | available | cancelled | entered-in-error | unknown Binding: ImagingStudyStatus (required): The status of the ImagingStudy.
subject | Σ | 1..1 | Reference(US Quality Core Patient) | Who or what is the subject of the study
encounter | Σ | 0..1 | Reference(US Quality Core Encounter) | Encounter with which this imaging study is associated
started | Σ | 0..1 | dateTime | When the study was started Example General: 2011-01-01T11:01:20+03:00
basedOn | Σ | 0..* | Reference(US Quality Core ServiceRequest | US Quality Core CarePlan) | Request fulfilled
referrer | Σ | 0..1 | Reference(US Quality Core Practitioner | US Quality Core PractitionerRole) | Referring physician
interpreter | Σ | 0..* | Reference(US Quality Core Practitioner | US Quality Core PractitionerRole) | Who interpreted images
endpoint | Σ | 0..* | Reference(Endpoint) | (USCDI+ Quality) Study access endpoint
procedureReference | Σ | 0..1 | Reference(US Quality Core Procedure) | The performed Procedure reference
location | Σ | 0..1 | Reference(US Quality Core Location) | Where ImagingStudy occurred
reasonReference | Σ | 0..* | Reference(US Quality Core Condition Problems Health Concerns | US Quality Core Simple Observation | Media | US Quality Core DiagnosticReport Profile for Report and Note Exchange | DocumentReference) | Why was study performed
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
ImagingStudy.status | Base | required | ImagingStudyStatus | 📍4.0.1 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
dom-2 | error | ImagingStudy | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | ImagingStudy | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | ImagingStudy | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | ImagingStudy | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | ImagingStudy | A resource should have narrative for robust management | `text.`div`.exists()`
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()`

Differential View

This structure is derived from ImagingStudy

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
ImagingStudy |  | 0..* | ImagingStudy | A set of images produced in single study (one or more series of references images)
subject |  | 1..1 | Reference(US Quality Core Patient) | Who or what is the subject of the study
encounter | Σ | 0..1 | Reference(US Quality Core Encounter) | Encounter with which this imaging study is associated
started |  | 0..1 | dateTime | When the study was started
basedOn |  | 0..* | Reference(US Quality Core ServiceRequest | US Quality Core CarePlan) | Request fulfilled
referrer |  | 0..1 | Reference(US Quality Core Practitioner | US Quality Core PractitionerRole) | Referring physician
interpreter |  | 0..* | Reference(US Quality Core Practitioner | US Quality Core PractitionerRole) | Who interpreted images
endpoint |  | 0..* | Reference(Endpoint) | (USCDI+ Quality) Study access endpoint
procedureReference |  | 0..1 | Reference(US Quality Core Procedure) | The performed Procedure reference
location | Σ | 0..1 | Reference(US Quality Core Location) | Where ImagingStudy occurred
reasonReference | Σ | 0..* | Reference(US Quality Core Condition Problems Health Concerns | US Quality Core Simple Observation | Media | US Quality Core DiagnosticReport Profile for Report and Note Exchange | DocumentReference) | Why was study performed
series |  |  |  |
performer |  |  |  |
actor | Σ | 1..1 | Reference(US Quality Core Practitioner | US Quality Core PractitionerRole | US Quality Core Organization | US Quality Core CareTeam | US Quality Core Patient | US Quality Core Device | US Core Implantable Device Profile(6.1.0) | US Quality Core RelatedPerson) | Who performed the series
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
ImagingStudy |  | 0..* | ImagingStudy | A set of images produced in single study (one or more series of references images)
id | Σ | 0..1 | id | Logical id of this artifact
meta | Σ | 0..1 | Meta | Metadata about the resource
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
language |  | 0..1 | code | Language of the resource content Binding: CommonLanguages (preferred): A human language.
Additional Bindings | Purpose
AllLanguages | Max Binding
text |  | 0..1 | Narrative | Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained |  | 0..* | Resource | Contained, inline Resources
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
identifier | Σ | 0..* | Identifier | Identifiers for the whole study
status | ?!Σ | 1..1 | code | registered | available | cancelled | entered-in-error | unknown Binding: ImagingStudyStatus (required): The status of the ImagingStudy.
modality | Σ | 0..* | Coding | All series modality if actual acquisition modalities Binding: AcquisitionModality (extensible): Type of acquired data in the instance.
subject | Σ | 1..1 | Reference(US Quality Core Patient) | Who or what is the subject of the study
encounter | Σ | 0..1 | Reference(US Quality Core Encounter) | Encounter with which this imaging study is associated
started | Σ | 0..1 | dateTime | When the study was started Example General: 2011-01-01T11:01:20+03:00
basedOn | Σ | 0..* | Reference(US Quality Core ServiceRequest | US Quality Core CarePlan) | Request fulfilled
referrer | Σ | 0..1 | Reference(US Quality Core Practitioner | US Quality Core PractitionerRole) | Referring physician
interpreter | Σ | 0..* | Reference(US Quality Core Practitioner | US Quality Core PractitionerRole) | Who interpreted images
endpoint | Σ | 0..* | Reference(Endpoint) | (USCDI+ Quality) Study access endpoint
numberOfSeries | Σ | 0..1 | unsignedInt | Number of Study Related Series
numberOfInstances | Σ | 0..1 | unsignedInt | Number of Study Related Instances
procedureReference | Σ | 0..1 | Reference(US Quality Core Procedure) | The performed Procedure reference
procedureCode | Σ | 0..* | CodeableConcept | The performed procedure code Binding: http://www.rsna.org/RadLex_Playbook.aspx (extensible): The performed procedure type.
location | Σ | 0..1 | Reference(US Quality Core Location) | Where ImagingStudy occurred
reasonCode | Σ | 0..* | CodeableConcept | Why the study was requested Binding: ProcedureReasonCodes (example): The reason for the study.
reasonReference | Σ | 0..* | Reference(US Quality Core Condition Problems Health Concerns | US Quality Core Simple Observation | Media | US Quality Core DiagnosticReport Profile for Report and Note Exchange | DocumentReference) | Why was study performed
note | Σ | 0..* | Annotation | User-defined comments
description | Σ | 0..1 | string | Institution-generated description
series | Σ | 0..* | BackboneElement | Each study has one or more series of instances
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
uid | Σ | 1..1 | id | DICOM Series Instance UID for the series Example General: 2.16.124.113543.6003.2588828330.45298.17418.2723805630
number | Σ | 0..1 | unsignedInt | Numeric identifier of this series Example General: 3
modality | Σ | 1..1 | Coding | The modality of the instances in the series Binding: AcquisitionModality (extensible): Type of acquired data in the instance.
description | Σ | 0..1 | string | A short human readable summary of the series Example General: CT Surview 180
numberOfInstances | Σ | 0..1 | unsignedInt | Number of Series Related Instances
endpoint | Σ | 0..* | Reference(Endpoint) | Series access endpoint
bodySite | Σ | 0..1 | Coding | Body part examined Binding: SNOMEDCTBodyStructures (example): Codes describing anatomical locations. May include laterality.
laterality | Σ | 0..1 | Coding | Body part laterality Binding: Laterality (example): Codes describing body site laterality (left, right, etc.).
specimen | Σ | 0..* | Reference(Specimen) | Specimen imaged
started | Σ | 0..1 | dateTime | When the series started
performer | Σ | 0..* | BackboneElement | Who performed the series
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
function | Σ | 0..1 | CodeableConcept | Type of performance Binding: ImagingStudySeriesPerformerFunction (extensible): The type of involvement of the performer.
actor | Σ | 1..1 | Reference(US Quality Core Practitioner | US Quality Core PractitionerRole | US Quality Core Organization | US Quality Core CareTeam | US Quality Core Patient | US Quality Core Device | US Core Implantable Device Profile(6.1.0) | US Quality Core RelatedPerson) | Who performed the series
instance |  | 0..* | BackboneElement | A single SOP instance from the series
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
uid |  | 1..1 | id | DICOM SOP Instance UID Example General: 2.16.124.113543.6003.189642796.63084.16748.2599092903
sopClass |  | 1..1 | Coding | DICOM class type Binding: http://dicom.nema.org/medical/dicom/current/output/chtml/part04/sect_B.5.html#table_B.5-1 (extensible): The sopClass for the instance.
number |  | 0..1 | unsignedInt | The number of this instance in the series Example General: 1
title |  | 0..1 | string | Description of instance
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
ImagingStudy.language | Base | preferred | Common Languages | 📍4.0.1 | FHIR Std.
ImagingStudy.status | Base | required | ImagingStudyStatus | 📍4.0.1 | FHIR Std.
ImagingStudy.modality | Base | extensible | AcquisitionModality | 📦2024.1.20240120 | DICOM v2024a
ImagingStudy.procedureCode | Base | extensible | http://www.rsna.org/RadLex_Playbook.aspx | Not State | Unknown
ImagingStudy.reasonCode | Base | example | Procedure Reason Codes | 📍4.0.1 | FHIR Std.
ImagingStudy.series.​modality | Base | extensible | AcquisitionModality | 📦2024.1.20240120 | DICOM v2024a
ImagingStudy.series.​bodySite | Base | example | SNOMED CT Body Structures | 📍4.0.1 | FHIR Std.
ImagingStudy.series.​laterality | Base | example | Laterality | 📍4.0.1 | FHIR Std.
ImagingStudy.series.​performer.function | Base | extensible | ImagingStudy series performer function | 📍4.0.1 | FHIR Std.
ImagingStudy.series.​instance.sopClass | Base | extensible | http://dicom.nema.org/medical/dicom/current/output/chtml/part04/sect_B.5.html#table_B.5-1 | Not State | Unknown

#### Constraints

Id | Grade | Path(s) | Description | Expression
dom-2 | error | ImagingStudy | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | ImagingStudy | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | ImagingStudy | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | ImagingStudy | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | ImagingStudy | A resource should have narrative for robust management | `text.`div`.exists()`
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 ImagingStudy

Summary

Mandatory: 0 element(1 nested mandatory element)

Structures

This structure refers to these other structures:

- US Quality Core Patient (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-patient)
- US Quality Core Encounter (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-encounter)
- US Quality Core ServiceRequest (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-servicerequest)
- US Quality Core CarePlan (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-careplan)
- US Quality Core Practitioner (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-practitioner)
- US Quality Core PractitionerRole (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-practitionerrole)
- US Quality Core Procedure (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-procedure)
- US Quality Core Location (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-location)
- US Quality Core Condition Problems Health Concerns (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-condition-problems-health-concerns)
- US Quality Core Simple Observation (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-simple-observation)
- US Quality Core DiagnosticReport Profile for Report and Note Exchange (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-diagnosticreport-note)
- US Quality Core Organization (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-organization)
- US Quality Core CareTeam (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-careteam)
- US Quality Core Device (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-device)
- US Core Implantable Device Profile (http://hl7.org/fhir/us/core/StructureDefinition/us-core-implantable-device|6.1.0)
- US Quality Core RelatedPerson (http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-relatedperson)

Other representations of profile: CSV, Excel, Schematron