This example demonstrates using the bodystructure resource to identify a specific tumor or lesion that will have multiple observations and/or procedures performed on it over time

{
  "resourceType": "BodyStructure",
  "id": "tumor",
  "text": {
    "status": "generated",
    "div": "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p><b>Generated Narrative: BodyStructure</b><a name=\"tumor\"> </a></p><div style=\"display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%\"><p style=\"margin-bottom: 0px\">Resource BodyStructure &quot;tumor&quot; </p></div><p><b>identifier</b>: id: 12345</p><p><b>morphology</b>: Splenic mass <span style=\"background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki\"> (<a href=\"https://browser.ihtsdotools.org/\">SNOMED CT</a>#4147007 &quot;Mass (morphologic abnormality)&quot;)</span></p><h3>IncludedStructures</h3><table class=\"grid\"><tr><td>-</td><td><b>Structure</b></td></tr><tr><td>*</td><td>Spleen <span style=\"background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki\"> (<a href=\"https://browser.ihtsdotools.org/\">SNOMED CT</a>#78961009 &quot;Splenic structure (body structure)&quot;)</span></td></tr></table><p><b>description</b>: 7 cm maximum diameter</p><h3>Images</h3><table class=\"grid\"><tr><td>-</td><td><b>ContentType</b></td><td><b>Url</b></td></tr><tr><td>*</td><td><span title=\"    The actual image could be anywhere. This is a WADO example using a ficitious url   \">application/dicom</span></td><td><a href=\"http://imaging.acme.com/wado/server?requestType=WADO&amp;amp;wado_details\">http://imaging.acme.com/wado/server?requestType=WADO&amp;amp;wado_details</a></td></tr></table><p><b>patient</b>: <a href=\"patient-example.html\">Patient/example</a> &quot;Peter CHALMERS&quot;</p></div>"
  },
  "identifier": [
    {
      "system": "http://goodhealth.org/bodystructure/identifiers",
      "value": "12345"
    }
  ],
  "morphology": {
    "coding": [
      {
        "system": "http://snomed.info/sct",
        "code": "4147007",
        "display": "Mass (morphologic abnormality)"
      }
    ],
    "text": "Splenic mass"
  },
  "includedStructure": [
    {
      "structure": {
        "coding": [
          {
            "system": "http://snomed.info/sct",
            "code": "78961009",
            "display": "Splenic structure (body structure)"
          }
        ],
        "text": "Spleen"
      }
    }
  ],
  "description": "7 cm maximum diameter",
  "image": [
    {
      "contentType": "application/dicom",
      "url": "http://imaging.acme.com/wado/server?requestType=WADO&amp;wado_details"
    }
  ],
  "patient": {
    "reference": "Patient/example"
  }
}