C.3.3 DICOMDIR
Prev | C.3 General Class Profile | Next

### C.3.3 DICOMDIR

The Directory shall include Directory Records of PATIENT, STUDY, SERIES, IMAGE corresponding to the information object files in the File Set. All DICOM files in the File Set incorporating SOP Instances (Information Objects) defined for the specific Application Profile shall be referenced by Directory Records. At the image level each file contains a single ultrasound image object or a single ultrasound multi-frame image object as defined in PS3.3 of the standard.

### Note

For all media selected in this Application Profile Class, STD-US, the following applies as defined in PS3.12.

All implementations should include the DICOM Media Storage Directory in the DICOMDIR file. There should only be one DICOMDIR file on a single media. The DICOMDIR file should be found in the root directory of the media. For the case of double-sided MOD media, there shall be a DICOMDIR on each side of the media.

On a single media the patient ID key at the patient level shall be unique for each patient directory record.

#### C.3.3.1 Additional Keys

File Set Creators and Updaters are only required to generate mandatory elements specified in PS3.10. At each directory record level any additional data elements can be added as keys, but is not required by File Set Readers to be able to use them as keys.

Prev | Up | Next
C.3.2 Physical Media and Media Formats | Home | C.3.3.2 File Component IDs