DSTU2

This page is part of the FHIR Specification (v1.0.2: DSTU 2). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R5 R4B R4 R3 R2

Observation-example-f205-egfr.json

Raw JSON (canonical form)

Real-world patient - estimated gfr

{
  "resourceType": "Observation",
  "id": "f205",
  "text": {
    "status": "generated",
    "div": "<div><p><b>Generated Narrative with Details</b></p><p><b>id</b>: f205</p><p><b>identifier</b>: 1304-03720-eGFR</p><p><b>status</b>: final</p><p><b>code</b>: Glomerular filtration rate/1.73 sq M.predicted [Volume Rate/Area] in Serum or Plasma by Creatinine-based formula (MDRD) <span>(Details : {LOINC code '33914-3' = 'Glomerular filtration rate/1.73 sq M.predicted by Creatinine-based formula (MDRD)', given as 'Glomerular filtration rate/1.73 sq M.predicted [Volume Rate/Area] in Serum or Plasma by Creatinine-based formula (MDRD)'})</span></p><p><b>subject</b>: <a>Roel</a></p><p><b>issued</b>: 04/04/2013 2:34:00 PM</p><p><b>performer</b>: <a>Luigi Maas</a></p><p><b>interpretation</b>: interpretation of results should be assigned based upon the level of kindey function <span>(Details )</span></p><p><b>comments</b>: GFR estimating equations developed by the Modification of Diet in Renal Disease (MDRD) Study Group and the Chronic Kidney Disease Epidemiology Collaboration (CKD-EPI)....</p><p><b>method</b>: MDRD <span>(Details : {SNOMED CT code '702668005' = '??', given as 'MDRD'})</span></p><blockquote><p><b>component</b></p><p><b>code</b>: Glomerular filtration rate/1.73 sq M predicted among blacks [Volume Rate/?Area] in Serum or Plasma by Creatinine-based formula (MDRD) <span>(Details : {LOINC code '48643-1' = 'Glomerular filtration rate/1.73 sq M predicted among blacks by Creatinine-based formula (MDRD)', given as 'Glomerular filtration rate/1.73 sq M predicted among blacks [Volume Rate/?Area] in Serum or Plasma by Creatinine-based formula (MDRD)'})</span></p><p><b>value</b>: &gt;60 mL/min/1.73m2<span> (Details: http://unitsofmeasure.org code mL/min/{1.73_m2} = '??')</span></p><h3>ReferenceRanges</h3><table><tr><td>-</td></tr><tr><td>*</td></tr></table></blockquote><blockquote><p><b>component</b></p><p><b>code</b>: Glomerular filtration rate/1.73 sq M predicted among non-blacks [Volume Rate/Area] in Serum or Plasma by Creatinine-based formula (MDRD) <span>(Details : {LOINC code '48642-3' = 'Glomerular filtration rate/1.73 sq M predicted among non-blacks by Creatinine-based formula (MDRD)', given as 'Glomerular filtration rate/1.73 sq M predicted among non-blacks [Volume Rate/Area] in Serum or Plasma by Creatinine-based formula (MDRD)'})</span></p><p><b>value</b>: 60 mL/min/1.73m2<span> (Details: http://unitsofmeasure.org code mL/min/{1.73_m2} = '??')</span></p><h3>ReferenceRanges</h3><table><tr><td>-</td></tr><tr><td>*</td></tr></table></blockquote></div>"
  },
  "identifier": [
    {
      "system": "https://intranet.aumc.nl/labvalues",
      "value": "1304-03720-eGFR",
      "_value": {
        "fhir_comments": [
          "    Does not exist    "
        ]
      }
    }
  ],
  "status": "final",
  "_status": {
    "fhir_comments": [
      "    eGFR was measured on April fourth    "
    ]
  },
  "code": {
    "coding": [
      {
        "fhir_comments": [
          "    Kind of observation = eGFR    "
        ],
        "system": "http://loinc.org",
        "code": "33914-3",
        "display": "Glomerular filtration rate/1.73 sq M.predicted [Volume Rate/Area] in Serum or Plasma by Creatinine-based formula (MDRD)"
      }
    ]
  },
  "subject": {
    "reference": "Patient/f201",
    "display": "Roel"
  },
  "issued": "2013-04-04T14:34:00+01:00",
  "performer": [
    {
      "reference": "Practitioner/f202",
      "display": "Luigi Maas"
    }
  ],
  "interpretation": {
    "fhir_comments": [
      "   no value element since have only component values and unable to interpret results needs clinical interpretation   "
    ],
    "text": "interpretation of results should be assigned based upon the level of kindey function"
  },
  "comments": "GFR estimating equations developed by the Modification of Diet in Renal Disease (MDRD) Study Group and the Chronic Kidney Disease Epidemiology Collaboration (CKD-EPI)....",
  "method": {
    "fhir_comments": [
      "    The observation is complete    ",
      "    No reliability concerns    "
    ],
    "coding": [
      {
        "fhir_comments": [
          "    Method was MDRD    "
        ],
        "system": "http://snomed.info/id",
        "code": "702668005",
        "display": "MDRD"
      }
    ]
  },
  "component": [
    {
      "fhir_comments": [
        "    The MDRD equation does require race (African American or non-African American), which also may not be readily available. For this reason, eGFR values for both African Americans and non-African Americans are reported. so use component elements here   "
      ],
      "code": {
        "coding": [
          {
            "fhir_comments": [
              "    Kind of observation = eGFR for AA    "
            ],
            "system": "http://loinc.org",
            "code": "48643-1",
            "display": "Glomerular filtration rate/1.73 sq M predicted among blacks [Volume Rate/?Area] in Serum or Plasma by Creatinine-based formula (MDRD)"
          }
        ]
      },
      "valueQuantity": {
        "value": 60,
        "_value": {
          "fhir_comments": [
            "    eGFR=54mL/min/1.73m2    "
          ]
        },
        "comparator": ">",
        "unit": "mL/min/1.73m2",
        "system": "http://unitsofmeasure.org",
        "code": "mL/min/{1.73_m2}"
      },
      "referenceRange": [
        {
          "low": {
            "value": 60,
            "unit": "mL/min/1.73m2",
            "system": "http://unitsofmeasure.org",
            "code": "mL/min/{1.73_m2}"
          },
          "age": {
            "low": {
              "value": 18,
              "unit": "yrs",
              "system": "http://unitsofmeasure.org",
              "code": "a"
            }
          }
        }
      ]
    },
    {
      "code": {
        "coding": [
          {
            "fhir_comments": [
              "    Kind of observation = eGFR for non AA    "
            ],
            "system": "http://loinc.org",
            "code": "48642-3",
            "display": "Glomerular filtration rate/1.73 sq M predicted among non-blacks [Volume Rate/Area] in Serum or Plasma by Creatinine-based formula (MDRD)"
          }
        ]
      },
      "valueQuantity": {
        "value": 60,
        "_value": {
          "fhir_comments": [
            "    eGFR=54mL/min/1.73m2    "
          ]
        },
        "unit": "mL/min/1.73m2",
        "system": "http://unitsofmeasure.org",
        "code": "mL/min/{1.73_m2}"
      },
      "referenceRange": [
        {
          "low": {
            "value": 60,
            "unit": "mL/min/1.73m2",
            "system": "http://unitsofmeasure.org",
            "code": "mL/min/{1.73_m2}"
          },
          "age": {
            "low": {
              "value": 18,
              "unit": "yrs",
              "system": "http://unitsofmeasure.org",
              "code": "a"
            }
          }
        }
      ]
    }
  ]
}

Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.