PlanDefinitionType

This code system http://hl7.org/fhir/plan-definition-type defines the following codes:

Code	Display	Definition
order-set	Order Set	A pre-defined and approved group of orders related to a particular clinical condition (e.g. hypertension treatment and monitoring) or stage of care (e.g. hospital admission to Coronary Care Unit). An order set is used as a checklist for the clinician when managing a patient with a specific condition. It is a structured collection of orders relevant to that condition and presented to the clinician in a computerized provider order entry (CPOE) system
protocol	Protocol	A set of activities that can be performed that have relationships in terms of order, pre-conditions, etc.
eca-rule	ECA Rule	A decision support rule of the form [on Event] if Condition then Action. It is intended to be a shareable, computable definition of actions that should be taken whenever some condition is met in response to a particular event or events