DICOM PS3.3 2018d - Information Object Definitions

F.3 Basic Directory IOD (Current)
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## F.3 Basic Directory IOD

This IOD is based on the Directory Information organization introduced in Section F.2. The model for this Basic Directory IOD is described Section F.2.1 by the Entity/Relationship model in Figure F.2-1. The rules specified in Section F.2.1 apply to this Information Object Definition.

### F.3.1 Module Table

The Basic Directory IOD includes the Modules specified by Table F.3-1.

Table F.3-1. Basic Directory IOD Modules

Module | Reference | Usage | Module Description
--- | --- | --- | ---
File-set Identification | F.3.2.1 | M | File-set identification information
Directory Information | F.3.2.2 | U | Directory Information followed by a Sequence of Directory Records. ### Note The Directory Information Module is optional. This Directory Information Module should be present in all but primitive environments where a directory is not needed. In this case, only the File-set Identification Information is present.

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F.2.2.2 Example of a DICOMDIR File Structure | Home | F.3.2 Modules of the Basic Directory Information Object

DICOM PS3.3 2018d - Information Object Definitions