An Application Entity (AE) is the name used in DICOM to represent a system or program running on a system which is the end-point of DICOM communications.

A Basic Film Session is a Normalised Instance which represents the whole session of Printing as requested by the SCU.

There are 4 hierarchical levels in DICOM: PATIENT, STUDY, SERIES and IMAGE.

Extended negotiation allows “options” to be negotiated between 2 Application Entities as part of Negotiation.

Every object in DICOM, whether a permanent Composite Object or merely a transient Normalised Object as used in Printing has a unique UID called its Instance UID.

Object Selection Documents can be thought of as Structured Reports without the report!