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

## : ImagingStudy example - JSON Representation

Raw json | Download

    {
      "resourceType" : "ImagingStudy",
      "id" : "example",
      "meta" : {
        "profile" : [
          🔗 "http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-imagingstudy"
        ]
      },
      "text" : {
        "status" : "generated",
        "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n      <p><strong>CT Chest. John Smith (MRN: 09236). Accession: W12342398. Performed: 2011-01-01. 3 series, 12 images.</strong></p>\n      <p>\n        <strong>uid</strong>: urn:oid:2.16.124.113543.6003.1154777499.30246.19789.3503430045\n      </p>\n      <p>\n        <strong>patient</strong>:\n        <a href=\"Patient-example.html\">Patient/example</a>\n      </p>\n      <p>\n        <strong>started</strong>: 01/01/2011\n      </p>\n      <p>\n        <strong>numberOfSeries</strong>: 1\n      </p>\n      <p>\n        <strong>numberOfInstances</strong>: 1\n      </p>\n      <blockquote>\n        <p><strong>series</strong></p>\n        <p>\n          <strong>uid</strong>: urn:oid:2.16.124.113543.6003.2588828330.45298.17418.2723805630\n        </p>\n        <p>\n          <strong>number</strong>: 3\n        </p>\n        <p>\n          <strong>modality</strong>: CT\n        </p>\n        <p>\n          <strong>description</strong>: CT Surview 180\n        </p>\n        <p>\n          <strong>numberOfInstances</strong>: 1\n        </p>\n        <p>\n          <strong>bodySite</strong>: { SNOMED CT code '67734004' = 'Upper Trunk Structure' })\n        </p>\n        <blockquote>\n          <p><strong>instance</strong></p>\n          <p>\n            <strong>uid</strong>: urn:oid:2.16.124.113543.6003.189642796.63084.16748.2599092903\n          </p>\n          <p>\n            <strong>number</strong>: 1\n          </p>\n          <p>\n            <strong>sopClass</strong>: urn:oid:1.2.840.10008.5.1.4.1.1.2\n          </p>\n        </blockquote>\n      </blockquote>\n    </div>"
      },
      "status" : "available",
      "subject" : {
        🔗 "reference" : "Patient/example"
      },
      "started" : "2011-01-01T11:01:20+03:00",
      "numberOfSeries" : 1,
      "numberOfInstances" : 1,
      "series" : [
        {
          "uid" : "2.16.124.113543.6003.2588828330.45298.17418.2723805630",
          "number" : 3,
          "modality" : {
            "system" : "http://dicom.nema.org/resources/ontology/DCM",
            "code" : "CT"
          },
          "description" : "CT Surview 180",
          "numberOfInstances" : 1,
          "bodySite" : {
            "system" : "http://snomed.info/sct",
            "code" : "67734004",
            "display" : "Upper Trunk Structure"
          },
          "performer" : [
            {
              "function" : {
                "coding" : [
                  {
                    "system" : "http://terminology.hl7.org/CodeSystem/v3-ParticipationType",
                    "code" : "PRF",
                    "display" : "performer"
                  }
                ]
              },
              "actor" : {
                🔗 "reference" : "Practitioner/example"
              }
            }
          ]
        }
      ]
    }