DHIN 2025Connectathon FHIR IG, published by DHIN. 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/Nigeria-FHIR-Community/2025Connectathon/ and changes regularly. See the Directory of published versions
Extension: NG Next Dose Date
| Official URL: https://sandbox.dhin-hie.org/ig/StructureDefinition/next-dose-date | Version: 0.1.0 | |||
| Draft as of 2025-10-21 | Computable Name: NextDoseDate | |||
The recommended due date for the next vaccine dose in the schedule.
Context of Use
-
Element ID:
Immunization
This extension may be used on the following element(s)
Usage info
Usages:
- Use this Extension: NG Immunization
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 | NG Next Dose Date | |
  id |
0..1 | string | Unique id for inter-element referencing | |
 extension |
0..0 | |||
| url |
1..1 | uri | "https://sandbox.dhin-hie.org/ig/StructureDefinition/next-dose-date" | |
 value[x] |
0..1 | date | Recommended date for the next immunization dose | |
| Documentation for this format | ||||
This structure is derived from Extension
Differential View
This structure is derived from Extension
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | NG Next Dose Date | |
| id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..0 | |||
| url |
1..1 | uri | "https://sandbox.dhin-hie.org/ig/StructureDefinition/next-dose-date" | |
| value[x] |
0..1 | date | Recommended date for the next immunization dose | |
| Documentation for this format | ||||
This structure is derived from Extension
Other representations of profile: CSV, Excel, Schematron
Constraints
| Id | Grade | Path(s) | Description | Expression |
| ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children |
hasValue() or (children().count() > id.count())
|
| ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both |
extension.exists() != value.exists()
|