This is the Continuous Integration Build of FHIR (will be incorrect/inconsistent at times).
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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)
Blood Pressure Measurement (id = "blood-pressure")
<?xml version="1.0" encoding="UTF-8"?> <Observation xmlns="http://hl7.org/fhir"> <id value="blood-pressure"/> <meta> <profile value="http://hl7.org/fhir/StructureDefinition/vitalsigns"/> </meta> <identifier> <system value="urn:ietf:rfc:3986"/> <value value="urn:uuid:187e0c12-8dd2-67e2-99b2-bf273c878281"/> </identifier> <!-- demonstrating the use of the baseOn element with a fictive identifier --> <basedOn> <identifier> <system value="https://acme.org/identifiers"/> <value value="1234"/> </identifier> </basedOn> <status value="final"/> <category> <coding> <system value="http://terminology.hl7.org/CodeSystem/observation-category"/> <code value="vital-signs"/> <display value="Vital Signs"/> </coding> </category> <category> <coding> <system value="http://loinc.org"/> <code value="85354-9"/> <display value="Blood pressure panel with all children optional"/> </coding> </category> <code> <!-- replaced by 85354-9 <coding> <system value="http://loinc.org"/> <code value="85354-9"/> <display value="Blood pressure systolic & diastolic"/> </coding> --> <coding> <system value="http://loinc.org"/> <code value="85354-9"/> <display value="Blood pressure panel with all children optional"/> </coding> <text value="Blood pressure systolic & diastolic"/> </code> <subject> <reference value="Patient/example"/> </subject> <effectiveDateTime value="2012-09-17"/> <performer> <reference value="Practitioner/example"/> </performer> <!-- an interpretation offered to the combination observation generally, it would only be appropriate to offer an interpretation of an observation that has no value if it has "COMP" (component) observations --> <interpretation> <coding> <system value="http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation"/> <code value="L"/> <display value="low"/> </coding> <text value="Below low normal"/> </interpretation> <!-- The BodySite can be captured in a LOINC code but am showing it here to demonstrate populating the element --> <bodySite> <coding> <system value="http://snomed.info/sct"/> <code value="368209003"/> <display value="Right arm"/> </coding> </bodySite> <!-- Should have a refrange as well --> <component> <extension url="http://hl7.org/fhir/StructureDefinition/observation-componentCategory"> <valueCodeableConcept> <coding> <system value="http://loinc.org"/> <code value="8480-6"/> <display value="Systolic blood pressure"/> </coding> </valueCodeableConcept> </extension> <!-- Observations are often coded in multiple code systems. - LOINC provides a very specific code (though not more specific in this particular case) - snomed provides a clinically relevant code that is usually less granular than LOINC - the source system provides its own code, which may be less or more granular than LOINC this is shown here to demonstrate the concept of translations within the codeableConcept datatype. The diastolic code below only has a LOINC code --> <code> <!-- LOINC -code --> <coding> <system value="http://loinc.org"/> <code value="8480-6"/> <display value="Systolic blood pressure"/> </coding> <!-- SNOMED CT Codes --> <coding> <system value="http://snomed.info/sct"/> <code value="271649006"/> <display value="Systolic blood pressure"/> </coding> <!-- Also, a local code specific to the source system --> <coding> <system value="http://acme.org/devices/clinical-codes"/> <code value="bp-s"/> <display value="Systolic Blood pressure"/> </coding> </code> <valueQuantity> <value value="107"/> <unit value="mmHg"/> <system value="http://unitsofmeasure.org"/> <code value="mm[Hg]"/> </valueQuantity> <!-- an interpretation for the individual composite observation --> <interpretation> <coding> <system value="http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation"/> <code value="N"/> <display value="normal"/> </coding> <text value="Normal"/> </interpretation> </component> <!-- Should have a refrange as well --> <component> <extension url="http://hl7.org/fhir/StructureDefinition/observation-componentCategory"> <valueCodeableConcept> <coding> <system value="http://loinc.org"/> <code value="8462-4"/> <display value="Diastolic blood pressure"/> </coding> </valueCodeableConcept> </extension> <!-- this codes only has a LOINC code --> <code> <coding> <system value="http://loinc.org"/> <code value="8462-4"/> <display value="Diastolic blood pressure"/> </coding> </code> <valueQuantity> <value value="60"/> <unit value="mmHg"/> <system value="http://unitsofmeasure.org"/> <code value="mm[Hg]"/> </valueQuantity> <!-- an interpretation for the individual composite observation --> <interpretation> <coding> <system value="http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation"/> <code value="L"/> <display value="low"/> </coding> <text value="Below low normal"/> </interpretation> </component> </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.
FHIR ®© HL7.org 2011+. FHIR R6 hl7.fhir.core#6.0.0-ballot2 generated on Thu, Nov 7, 2024 22:24+0000.
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