HL7 Arden Syntax Implementation Guide, Release 3

Arden syntax is a syntax for the explicit representation of scientific, clinical, administrative and other knowledge in clinical decision support systems. This implementation guide provides a summary of Arden syntax, as well as ideas and examples related to how the syntax may be best used to address certain clinical applications. These applications include generation of alerts related to drug‒disease interactions, implementation of multipart clinical guidelines, and immunisation decision support.

Main sections:

· Arden syntax: context and history

· Syntax description

· Basic tasks (by example)

· Programming/engineering use cases

· System-level engineering use cases

· Clinical use cases

· Standard data models and data access

· Preview of Arden 3.0: the curly-braces challenge and other standards

· Representation of business processes by combining Arden and workflow languages