Your User Friendly Name for MyIG Here
0.2.0 - CI Build

Your User Friendly Name for MyIG Here, published by HL7 International - [Some] Work Group. This guide is not an authorized publication; it is the continuous build for version 0.2.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/costateixeira/sample-ig/ and changes regularly. See the Directory of published versions

## Extension: My awesome extension

Official URL: http://somewhere.org/fhir/uv/myig/StructureDefinition/ext-myExtension | Version: 0.2.0
Standards status: Informative | Maturity Level: 1 | Computable Name: MyExtension

What this extension means.

Why this extension exists.

Context of Use

This extension may be used on the following element(s)

- Element ID: `Patient`

### Introduction

Introductory guidance on myExtension

Usage info

Usages:

- Use this Extension: My Favorite Patient Profile
- Examples for this Extension: Patient/example

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.

- Differential Table
- Snapshot Table
- Statistics/References
- All

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Default short name for extension
url |  | 1..1 | uri | "http://somewhere.org/fhir/uv/myig/StructureDefinition/ext-myExtension"
value[x] |  | 0..1 | boolean | Value of extension
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Default short name for extension
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://somewhere.org/fhir/uv/myig/StructureDefinition/ext-myExtension"
value[x] |  | 0..1 | boolean | Value of extension
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type boolean: What this extension means.

Maturity: 1

Differential View

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Default short name for extension
url |  | 1..1 | uri | "http://somewhere.org/fhir/uv/myig/StructureDefinition/ext-myExtension"
value[x] |  | 0..1 | boolean | Value of extension
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Default short name for extension
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://somewhere.org/fhir/uv/myig/StructureDefinition/ext-myExtension"
value[x] |  | 0..1 | boolean | Value of extension
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type boolean: What this extension means.

Maturity: 1

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()`