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Observation

Measurements and simple assertions made about a patient, device or other subject.

Properties

NameCardTypeDescription
id0..1stringLogical id of this artifact
meta0..1MetaMetadata about the resource
implicitRules0..1uriA set of rules under which this content was created
language0..1codeLanguage of the resource content
text0..1NarrativeText summary of the resource, for human interpretation
contained0..*ResourceContained, inline Resources
extension0..*ExtensionAdditional content defined by implementations
modifierExtension0..*ExtensionExtensions that cannot be ignored
identifier0..*IdentifierBusiness Identifier for observation
basedOn0..*ReferenceFulfills plan, proposal or order
partOf0..*ReferencePart of referenced event
status1..1coderegistered | preliminary | final | amended +
category0..*CodeableConceptClassification of type of observation
code1..1CodeableConceptType of observation (code / type)
subject0..1ReferenceWho and/or what the observation is about
focus0..*ReferenceWhat the observation is about, when it is not about the subject of record
encounter0..1ReferenceHealthcare event during which this observation is made
effective[x]0..1dateTimeClinically relevant time/time-period for observation
issued0..1instantDate/Time this version was made available
performer0..*ReferenceWho is responsible for the observation
value[x]0..1QuantityActual result
dataAbsentReason0..1CodeableConceptWhy the result is missing
interpretation0..*CodeableConceptHigh, low, normal, etc.
note0..*AnnotationComments about the observation
bodySite0..1CodeableConceptObserved body part
method0..1CodeableConceptHow it was done
specimen0..1ReferenceSpecimen used for this observation
device0..1Reference(Measurement) Device
referenceRange0..*BackboneElementProvides guide for interpretation
hasMember0..*ReferenceRelated resource that belongs to the Observation group
derivedFrom0..*ReferenceRelated measurements the observation is made from
component0..*BackboneElementComponent results

Search Parameters

NameTypeDescriptionExpression
codetokenThe code of the observation typeObservation.code
datedateObtained date/time. If the obtained element is a period, a date that falls in the periodObservation.effective
identifiertokenThe unique id for a particular observationObservation.identifier
patientreferenceThe subject that the observation is about (if patient)Observation.subject
encounterreferenceEncounter related to the observationObservation.encounter
based-onreferenceReference to the service request.Observation.basedOn
categorytokenThe classification of the type of observationObservation.category
combo-codetokenThe code of the observation type or component typeObservation.code
combo-data-absent-reasontokenThe reason why the expected value in the element Observation.value[x] or Observation.component.value[x] is missing.Observation.dataAbsentReason
combo-value-concepttokenThe value or component value of the observation, if the value is a CodeableConceptObservation.value
combo-value-quantityquantityThe value or component value of the observation, if the value is a Quantity, or a SampledData (just search on the bounds of the values in sampled data)Observation.value
component-codetokenThe component code of the observation typeObservation.component.code
component-data-absent-reasontokenThe reason why the expected value in the element Observation.component.value[x] is missing.Observation.component.dataAbsentReason
component-value-concepttokenThe value of the component observation, if the value is a CodeableConceptObservation.component.value
component-value-quantityquantityThe value of the component observation, if the value is a Quantity, or a SampledData (just search on the bounds of the values in sampled data)Observation.component.value
data-absent-reasontokenThe reason why the expected value in the element Observation.value[x] is missing.Observation.dataAbsentReason
derived-fromreferenceRelated measurements the observation is made fromObservation.derivedFrom
devicereferenceThe Device that generated the observation data.Observation.device
focusreferenceThe focus of an observation when the focus is not the patient of record.Observation.focus
has-memberreferenceRelated resource that belongs to the Observation groupObservation.hasMember
methodtokenThe method used for the observationObservation.method
part-ofreferencePart of referenced eventObservation.partOf
performerreferenceWho performed the observationObservation.performer
specimenreferenceSpecimen used for this observationObservation.specimen
statustokenThe status of the observationObservation.status
subjectreferenceThe subject that the observation is aboutObservation.subject
value-concepttokenThe value of the observation, if the value is a CodeableConceptObservation.value
value-datedateThe value of the observation, if the value is a date or period of timeObservation.value
value-quantityquantityThe value of the observation, if the value is a Quantity, or a SampledData (just search on the bounds of the values in sampled data)Observation.value
value-stringstringThe value of the observation, if the value is a string, and also searches in CodeableConcept.textObservation.value
code-value-conceptcompositeCode and coded value parameter pair
code-value-datecompositeCode and date/time value parameter pair
code-value-quantitycompositeCode and quantity value parameter pair
code-value-stringcompositeCode and string value parameter pair
combo-code-value-conceptcompositeCode and coded value parameter pair, including in componentsObservation.component
combo-code-value-quantitycompositeCode and quantity value parameter pair, including in componentsObservation.component
component-code-value-conceptcompositeComponent code and component coded value parameter pairObservation.component
component-code-value-quantitycompositeComponent code and component quantity value parameter pairObservation.component