<type> <coding> <system value="http://hl7.org/fhir/uv/order-catalog/CodeSystem/laboratory-service-definition-type"/> <code value="test"/> <display value="unitary measurement performed on an in vitro biologic specimen"/> </coding> </type> <status value="draft"/> <experimental value="true"/> <date value="2020-02-05T20:00:00+02:00"/> <publisher value="HL7 International / Orders and Observations"/> <contact> <telecom> <system value="url"/> <value value="http://www.hl7.org/Special/committees/orders"/> </telecom> </contact> <description value="Potassium measurement on serum specimen"/> <useContext> <code> <system value="http://terminology.hl7.org/CodeSystem/usage-context-type"/> <code value="task"/> </code> <valueCodeableConcept> <coding> <system value="http://terminology.hl7.org/CodeSystem/v3-ActCode"/> <code value="LABOE"/> <display value="laboratory test order entry task"/> </coding> </valueCodeableConcept> </useContext> <jurisdiction> <coding> <system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/> <code value="001"/> </coding> </jurisdiction> <topic> <coding> <system value="http://loinc.org"/> <code value="18719-5"/> <display value="Chemistry studies (set)"/> </coding> </topic> <topic> <coding> <system value="http://snomed.info/sct"/> <code value="166312007"/> <display value="Blood chemistry"/> </coding> </topic> <relatedArtifact> <type value="documentation"/> <citation value="Potassium (symbol K from Latin:kalium) is a key chemical element involved in neuron function and influencing osmotic balance between cells and interstitial fluid. Depletion in potassium levels results in deficient fluid and electrolyte balance in the body as well as various nervous and cardiac dysfunctions. Studies suggest diets high in potassium can reduce the risk of hypertension and possibly stroke. Foods rich in potassium include parsley, dried apricots, potatoes, bananas, avocados, soybeans, and bran, as well as most fruits, vegetables, meat and fish. Overall, clear cases of potassium deficiency are rare in healthy individuals."/> <document> <url value="https://en.wikipedia.org/wiki/Potassium"/> </document> </relatedArtifact> <action> <extension url="http://hl7.org/fhir/uv/order-catalog/StructureDefinition/SpecimenRequested"> <extension url="ExclusiveGroup"> <extension url="Material"> <valueReference> <reference value="SpecimenDefinition/example-specimen-venous-serum-single-test"/> <display value="example-specimen-venous-serum-single-test"/> </valueReference> </extension> </extension> </extension> <code> <coding> <system value="https://testdirectory.questdiagnostics.com/"/> <code value="733"/> <display value="Potassium, Serum"/> </coding> <coding> <system value="http://loinc.org"/> <code value="2823-3"/> <display value="Potassium [Moles/volume] in Serum or Plasma"/> </coding> </code> <timingDuration> <value value="30"/> <unit value="minutes"/> <system value="http://unitsofmeasure.org"/> <code value="mn"/> </timingDuration> <definitionCanonical value="http://hl7.org/fhir/uv/order-catalog/ActivityDefinition/example-lab-procedure-potassium-serum"/> </action> </PlanDefinition>

Laboratory service title: laboratory service - serum potassium level

id: example-lab-service-potassium-serum

meta - profile: hl7.org/fhir/uv/order-catalog/StructureDefinition/LabServiceDefinition

CatalogReference: Composition/example-lab-compendium-header

name: PotassiumSerumMeasurement

description: Potassium measurement on serum specimen

type: test

status: draft, experimental

publisher: HL7 International

contact: HL7 Orders and Observations Work Group ( http://www.hl7.org/Special/committees/orders/index.cfm)

useContext (task): LABOE (laboratory test order entry task)

topic: SNOMED CT: 166312007 |Blood chemistry|


  
    
      
        
        
        
      
    
  
  
    
      
    
    
      
    
  
  
    
  
  
    
  
  
    
  
  
  
    
    
  
  
    
    
  
  
  
  
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  <status value="draft"/>
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</PlanDefinition>