This page is part of the FHIR Specification (v4.3.0-snapshot1: Release 4B Snapshot #1). 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
Orders and Observations Work Group | Maturity Level: N/A | Standards Status: Informative | Compartments: Device, Encounter, Patient, Practitioner, RelatedPerson |
Raw XML (canonical form + also see XML Format Specification)
Real-world patient - CO2 (id = "f203")
<?xml version="1.0" encoding="UTF-8"?> <Observation xmlns="http://hl7.org/fhir"> <id value="f203"/> <text> <status value="generated"/> <div xmlns="http://www.w3.org/1999/xhtml"><p> <b> Generated Narrative</b> </p> <div> <p> Resource "f203" </p> </div> <p> <b> identifier</b> : id: 1304-03720-Bicarbonate</p> <p> <b> status</b> : final</p> <p> <b> code</b> : Bicarbonate [Moles/?volume] in Serum <span> (<a> LOINC</a> #1963-8; <a> SNOMED CT</a> #365722008 "Bicarbonate level")</span> </p> <p> <b> subject</b> : <a> Patient/f201: Roel</a> "Roel"</p> <p> <b> issued</b> : 5 Apr. 2013, 12:34:00 am</p> <p> <b> performer</b> : <a> Practitioner/f202: Luigi Maas</a> "Luigi Maas"</p> <p> <b> value</b> : 28 mmol/L<span> (Details: SNOMED CT code 258813002 = 'mM')</span> </p> <p> <b> interpretation</b> : Serum bicarbonate level normal <span> (<a> SNOMED CT</a> #166698001; <a> ObservationInterpretation</a> #N)</span> </p> <p> <b> method</b> : enzymatic method <span> ()</span> </p> <h3> ReferenceRanges</h3> <table> <tr> <td> -</td> <td> <b> Low</b> </td> <td> <b> High</b> </td> <td> <b> Type</b> </td> </tr> <tr> <td> *</td> <td> 22</td> <td> 29</td> <td> Normal Range <span> (<a> Observation Reference Range Meaning Codes</a> #normal)</span> </td> </tr> </table> </div> </text> <identifier> <system value="https://intranet.aumc.nl/labvalues"/> <!-- Does not exist --><value value="1304-03720-Bicarbonate"/> </identifier> <!-- Bicarbonate was measured on April fourth --><status value="final"/> <code> <!-- Kind of observation = Bicarbonate LOINC and SNOMED CT translations here - Note in the US the primary code will be LOINC per meaningful use. Further SNOMED CT has acceeded to LOINC being the primary coding system for vitals and anthropromorphic measures. SNOMED CT is required in some countries such as the UK. --><coding> <system value="http://loinc.org"/> <code value="1963-8"/> <display value="Bicarbonate [Moles/?volume] in Serum"/> </coding> <coding> <system value="http://snomed.info/sct"/> <code value="365722008"/> <display value="Bicarbonate level"/> </coding> </code> <subject> <reference value="Patient/f201"/> <display value="Roel"/> </subject> <issued value="2013-04-04T14:34:00+01:00"/> <performer> <reference value="Practitioner/f202"/> <display value="Luigi Maas"/> </performer> <valueQuantity> <!-- Bicarbonate=28mmol/L --><value value="28"/> <unit value="mmol/L"/> <system value="http://snomed.info/sct"/> <code value="258813002"/> </valueQuantity> <interpretation> <coding> <system value="http://snomed.info/sct"/> <code value="166698001"/> <display value="Serum bicarbonate level normal"/> </coding> <coding> <system value="http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation"/> <code value="N"/> </coding> </interpretation> <!-- The observation is complete --><!-- No reliability concerns --><method> <!-- Method was enzymatic method --><text value="enzymatic method"/> </method> <referenceRange> <!-- Healthy bicarbonate level ranges from 22mmol/L to 29mmol/L --><low> <value value="22"/> </low> <high> <value value="29"/> </high> <type> <coding> <system value="http://terminology.hl7.org/CodeSystem/referencerange-meaning"/> <code value="normal"/> <display value="Normal Range"/> </coding> </type> </referenceRange> </Observation>
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.