FHIR Genomics Implementation Guide

Notice

Important: This guidance is under active development by NHS England and content may be added or updated on a regular basis.
This Implementation Guide is currently in Draft and SHOULD NOT be used for development or active implementation without express direction from the NHS England Genomics Unit.

Observation-BlastPercentage-Example

Example of an Observation indicating the Percentage blast cells of a specimen.

Observation

id : Observation-BlastPercentage-Example

status : final

code

coding

system : http://snomed.info/sct

code : 1015521000000107

display : Percentage blast cells (observable entity)

subject

reference : Patient/Patient-PatrickSammy-Example

identifier

system : https://fhir.nhs.uk/Id/nhs-number

value : 9449307873

specimen

identifier

system : urn:oid:2.16.840.1.113883.2.1.3.2.4.18.24

value : RR81234

assigner

identifier

system : https://fhir.nhs.uk/Id/ods-organization-code

value : 696B0

value

value : 25

unit : %

system : http://unitsofmeasure.org

code : %

interpretation

text : Cellularity

coding

system : http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation

code : H

display : High

effective : 2023-08-29

{
    "resourceType": "Observation",
    "id": "Observation-BlastPercentage-Example",
    "status": "final",
    "code": {
        "coding":  [
            {
                "system": "http://snomed.info/sct",
                "code": "1015521000000107",
                "display": "Percentage blast cells (observable entity)"
            }
        ]
    },
    "subject": {
        "reference": "Patient/Patient-PatrickSammy-Example",
        "identifier": {
            "system": "https://fhir.nhs.uk/Id/nhs-number",
            "value": "9449307873"
        }
    },
    "specimen": {
        "identifier": {
            "system": "urn:oid:2.16.840.1.113883.2.1.3.2.4.18.24",
            "value": "RR81234",
            "assigner": {
                "identifier": {
                    "system": "https://fhir.nhs.uk/Id/ods-organization-code",
                    "value": "696B0"
                }
            }
        }
    },
    "valueQuantity": {
        "value": 25,
        "unit": "%",
        "system": "http://unitsofmeasure.org",
        "code": "%"
    },
    "interpretation":  [
        {
            "text": "Cellularity",
            "coding":  [
                {
                    "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation",
                    "code": "H",
                    "display": "High"
                }
            ]
        }
    ],
    "effectiveDateTime": "2023-08-29"
}

<Observation xmlns="http://hl7.org/fhir">
    <id value="Observation-BlastPercentage-Example" />
    <status value="final" />
    <code>
        <coding>
            <system value="http://snomed.info/sct" />
            <code value="1015521000000107" />
            <display value="Percentage blast cells (observable entity)" />
        </coding>
    </code>
    <subject>
        <reference value="Patient/Patient-PatrickSammy-Example" />
        <identifier>
            <system value="https://fhir.nhs.uk/Id/nhs-number" />
            <value value="9449307873" />
        </identifier>
    </subject>
    <effectiveDateTime value="2023-08-29" />
    <valueQuantity>
        <value value="25" />
        <unit value="%" />
        <system value="http://unitsofmeasure.org" />
        <code value="%" />
    </valueQuantity>
    <interpretation>
        <coding>
            <system value="http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation" />
            <code value="H" />
            <display value="High" />
        </coding>
        <text value="Cellularity" />
    </interpretation>
    <specimen>
        <identifier>
            <system value="urn:oid:2.16.840.1.113883.2.1.3.2.4.18.24" />
            <value value="RR81234" />
            <assigner>
                <identifier>
                    <system value="https://fhir.nhs.uk/Id/ods-organization-code" />
                    <value value="696B0" />
                </identifier>
            </assigner>
        </identifier>
    </specimen>
</Observation>

Notice

Observation-BlastPercentage-Example

Propose a change to Observation-BlastPercentage-Example