What it holds
An identifier assigned by the equipment or site. Not guaranteed to be unique.
In migrations and validation
Not a reliable key. It is often a modality counter that resets. Do not use it to match studies between systems.
Related tags
- Study Instance UID (0020,000D): StudyInstanceUID, UI
- Accession Number (0008,0050): AccessionNumber, SH
More study tags
- Issuer of Accession Number Sequence (0008,0051)
- Study Date (0008,0020)
- Study Time (0008,0030)
- Study Description (0008,1030)
Tag, keyword, VR and VM per the DICOM standard, PS3.6 data dictionary. Notes by DICOMATICS. Looking for another tag? Use the DICOM tag lookup.