# Change Log - HL7 Europe Base and Core FHIR IG v2.0.0-gamma

* [**Table of Contents**](toc.md)
* **Change Log**

## Change Log

This page summarizes the main changes applied to this version of the guide.

### From 2.0.0-ballot to 2.0.0

* Profile and constraint updates 
* FHIR-55554: Removed `DiagnosticReportComposition` extension from the R5 profile.
* FHIR-55522: Relaxed a constraint in `DiagnosticReportEuCore` to align with IPS.
* FHIR-55541: Removed the category slice from `DiagnosticReportEuCore`.
* FHIR-55542: Added EU core profile references for `performer` and `resultInterpreter` in `DiagnosticReportEuCore`.
* FHIR-55548: Removed the `procedure-targetBodyStructure` extension.
* FHIR-53896 / FHIR-55503: Removed constraint on `subject.reference`.
* FHIR-53897: Removed constraint on `patient.reference`.
* FHIR-55387: Renamed `FlagEuCore` to `FlagPatientEuCore`.
* Updated `Immunization` profile to align with model maps.
* FHIR-55458: Renamed attester slice `resultValidator`.
* FHIR-55526: Set `Composition.attester.party` cardinality to `1..` for validator and legalAuthenticator.
* MedicalTestResultEuCore: Temporarily removed the R5 `value[x]` extension to fix extension errors.
* FHIR-55424: Removed category slice in `MedicalTestResultEuCore`.
* FHIR-55639: Added missing target elements referenced by model maps and reviewed all profiles.
 
* Editorial and documentation updates 
* FHIR-55553: Partial typo fixes.
* FHIR-55461: Editorial updates across multiple pages.
* FHIR-53895: Fixed the Location mapping page header.
* FHIR-53894: Fixed the EHDSOrganisation page header.
* FHIR-55533: Updated descriptions in core profiles.
* FHIR-55536: Harmonized profile titles.
* FHIR-55452: Clarified the role of base and core profiles in the introduction page.
* FHIR-55454: Moved the EHDSBodyStructure model and related map under the Entity group.
* FHIR-55741: Normalized relationships in model map tables.
 
* EHDS model and mapping alignment (Xt-EHR `0.3.0`) 
* Revised the Flag model map and fixed links to model version `0.3.0`.
* FHIR-55532: Aligned model map pages with the updated model version.
* Added the Xt-EHR `0.3.0` model and refactored EHDS-to-FHIR mappings based on the updated model.
 

### From 0.1.0 to 2.0.0-ballot

* Added new profiles and model to profile maps 
* DiagnosticReport (FHIR-53481)
* Composition (FHIR-53480)
* AllergyIntolerance; Condition; Procedure; Flag; Immunization; Medication; MedicationStatement; MedicationRequest (FHIR-53197)
* Medication/MedicationStatement/Immunization content (target profiles, revised mappings, removal of `basedOn` in Medication diff).
* Medical Test Result observation profile (FHIR-53573)
 
* Updated the EHDS model links to the published versions (FHIR-53124)
* Changed dependency to the xver-r5 package for the cross-version extensions
* Extended logical models and maps: grouped/reorganized model map landing pages, refactored the HTML/XML layout of the mapping pages, merged tables in the HCP model with the resource column (FHIR-53197 + others).
* Added examples for the profiles (FHIR-53197 + others).
* Moved the bodySite extension to Condition.bodySite and Procedure.bodySite (FHIR-53124)
* General maintenance: 
* aligned the versioning with the new HL7 EU guidelines (version bumped to `2.0.0`) (FHIR-53618)
* Updated Known Issues and Change Log pages
 

### From 0.1.0-ballot to 0.1.0

* Updated IPS dependency to version `2.0.0` (FHIR-51370).
* Removed scoped references from base profiles (FHIR-51879; FHIR-51321; FHIR-51318).
* Added page for missing data and removed **data-absent-reason** extensions (FHIR-51374).
* Removed EHIC from this version (FHIR-51267).
* Added explanations about **Address.line** extensions usage (FHIR-50782; FHIR-51880).
* Revised index and introduction pages with extended explanations about core and base profiles (FHIR-51199).
* Replaced `iso21090-SC-coding` extension with `iso21090-codedString` (FHIR-51664, R4).
* Added minimal guidance for sex/gender-related extensions (FHIR-50969).
* Fixed HL7 Europe copyright statement (FHIR-50968).
* Added introductory text about extensions for the **AddressEu** profile (FHIR-51269).
* Removed references to IPS datatypes from base profiles (FHIR-51272).
* Defined **Patient Animal** as a core profile derived from **Patient Base** (FHIR-51402; FHIR-51569).
* Removed unused value sets (FHIR-51989).
* Added EHDS models and mappings to profiles (FHIR-51222).
* Harmonized display names across artifacts (FHIR-51375).
* Updated laterality value set to use **left/right/bilateral** (FHIR-51391).
* Added **gender-identity** and **pronoun** extensions to **Patient** (FHIR-51270).
* Moved **data-absent-reason** extensions to core profiles where elements are `1..` (FHIR-51374).
* Fixed resource IDs to follow `lowerCamelCase` convention (FHIR-51663).
* Grouped profiles in **Artifacts Summary** page (FHIR-51223).
* Fixed typos in the artifacts page (FHIR-51262).
* Set `Patient.name.extension[name-absent-reason]` to `0..1` (FHIR-51261).
* Added EHIC model to the R5 IG (FHIR-51369).
* Created **Patient EHIC** profile derived from **EU Core** (FHIR-51394).
* Added **birthTime** extension to **Patient** (FHIR-51177).
* Set `Location.managingOrganization` reference to **OrganizationEU** (FHIR-51268).
* Set `Patient.communication` to `0..0` for animals (FHIR-51362).
* Fixed package IDs on the home page (FHIR-51221).
* Fixed typo in **downloads.md** (FHIR-51372).
* Fixed typo in constraint name `name-or-identifier` (FHIR-51392).
* Corrected description for **Patient-animal-eu** profile (FHIR-51438).

