The following definitions are commonly used in this Part of the DICOM Standard:
3.1.1 Context Group: A set of coded concepts defined by a Mapping Resource forming a set appropriate to use in a particular context.
3.1.2 Context ID (CID): Identifier of a Context Group.
3.1.3 Template: A pattern that describes the Content Items, Value Types, Relationship Types and Value Sets that may be used in part of a Structured Report content tree, or in other Content Item constructs, such as Acquisition Context or Protocol Context. Analogous to a Module of an Information Object Definition.
3.1.4 Template ID (TID): Identifier of a Template.
3.1.5 Coding schemes: Dictionaries (lexicons) of concepts (terms) with assigned codes and well defined meanings.