Order Catalog Implementation Guide
1.0.0 - STU 1

Order Catalog Implementation Guide, published by HL7 International / Orders and Observations. This guide is not an authorized publication; it is the continuous build for version 1.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-order-catalog/ and changes regularly. See the Directory of published versions

## Example ObservationDefinition: Lab observation serum K

Page standards status: Informative

Language: en-US

Profile: Laboratory Observation Definition

status: Active

category: Laboratory

code: Potassium [Moles/volume] in Serum or Plasma

permittedDataType: Quantity, string

multipleResultsAllowed: false

method: Ion Selective Electrode (ISE)

preferredReportName: Potassium

permittedUnit: UCUM: mmol/L (mmol/L), UCUM: g/L (g/L)

> qualifiedValue

> context: Normal Range

> age: 2-19

> rangeCategory: reference range

> range: 3.8-5.1

> qualifiedValue

> context: Normal Range

> age: 20-?

> rangeCategory: reference range

> range: 3.5-5.3