Healthy Route Implementation Guide, published by Savannah Informatics. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/savannahghi/healthy-route-ig/ and changes regularly. See the Directory of published versions
Extension: Reading Position
| Official URL: https://fhir.savannahghi.org/ig/healthy-route/StructureDefinition/hr-reading-position | Version: 0.1.0 | |||
| Draft as of 2026-10-11 | Computable Name: HRReadingPosition | |||
Whether the reading was taken before or after retinal capture.
One country allows the second reading either side of the retinal capture. The timing rule that checks the sequence needs to know which side was chosen.
Context of Use
-
Element ID:
Observation
This extension may be used on the following element(s)
Usage info
Usages:
- Use this Extension: Healthy Route Blood Pressure
- Examples for this Extension: Observation/ExampleBloodPressure2
You can also check for usages in the FHIR IG Statistics
Formal Views of Extension Content
Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints Filter:  |
|---|---|---|---|---|
  Extension |
0..* | Extension | Reading Position | |
  extension |
0..0 | Extension | ||
| url |
1..1 | uri | "https://fhir.savannahghi.org/ig/healthy-route/StructureDefinition/hr-reading-position" | |
  value[x] |
1..1 | CodeableConcept | Value of extension Binding: Blood Pressure Reading Position Value Set (required) | |
| Documentation for this format | ||||
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | Reading Position | |
 id |
0..1 | id | Unique id for inter-element referencing | |
| extension |
0..0 | Extension Slice: Unordered, Open by value:url Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them | ||
| url |
1..1 | uri | "https://fhir.savannahghi.org/ig/healthy-route/StructureDefinition/hr-reading-position" | |
| value[x] |
1..1 | CodeableConcept | Value of extension Binding: Blood Pressure Reading Position Value Set (required) | |
| Documentation for this format | ||||
This structure is derived from Extension
Differential View
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | Reading Position | |
| extension |
0..0 | Extension | ||
| url |
1..1 | uri | "https://fhir.savannahghi.org/ig/healthy-route/StructureDefinition/hr-reading-position" | |
| value[x] |
1..1 | CodeableConcept | Value of extension Binding: Blood Pressure Reading Position Value Set (required) | |
| Documentation for this format | ||||
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | Reading Position | |
| id |
0..1 | id | Unique id for inter-element referencing | |
| extension |
0..0 | Extension Slice: Unordered, Open by value:url Slicing Note: The rules on this element (including its children) apply to all the slices, but are not repeated in them | ||
| url |
1..1 | uri | "https://fhir.savannahghi.org/ig/healthy-route/StructureDefinition/hr-reading-position" | |
| value[x] |
1..1 | CodeableConcept | Value of extension Binding: Blood Pressure Reading Position Value Set (required) | |
| Documentation for this format | ||||
This structure is derived from Extension
Other representations of profile: CSV, Excel, Schematron
Terminology Bindings
| Path | Status | Usage | ValueSet | Version | Source |
| Extension.value[x] | Base | required | Blood Pressure Reading Position Value Set | 📦0.1.0 | This IG |
Constraints
| Id | Grade | Path(s) | Description | Expression |