HL7 Arden Syntax Implementation Guide on FHIR

This document is an HL7 Arden Syntax Implementation Guide that focuses on the integration of Arden Syntax with FHIR (Fast Healthcare Interoperability Resources). It outlines the core operations and resource types relevant to Arden Syntax, including Observation, Encounter, Condition, and Patient. The guide details how to read observations from a repository, including methods for filtering and mapping resources to custom Arden Syntax objects. It also provides information on the implementation of FHIR resource object declarations and how to map FHIR to Arden Syntax datatypes. The document includes important notes regarding licensing and usage of HL7 standards, as well as disclaimers about the content. Additionally, it presents a short history of Arden Syntax and its comparison to Clinical Quality Language (CQL). This guide serves as a comprehensive resource for developers and health professionals implementing Arden Syntax in conjunction with FHIR standards.