System information

DICOM Extension Decode Window 435
The ‘;’ character acts as a delimiter.
• Tag—two WORDS separated by a comma
Example: 0008,0016
• Description—text that is displayed when the data is decoded.
Example: SOP Class UID
• Value Representation (VR)—how the data field should be interpreted if it is not
specified explicitly.
Example: UI
• Value Multiplicity (VM)—not evaluated at present. Can be omitted together with the
final delimiter.
Example: 1-n
Important Things to Note
• The maximum permitted line length is 120 characters.
• All tags that are not listed in the Data.dic file are represented as Unknown Tag.
• Blank lines are not interpreted.
• Lines beginning with a # (comment lines) are not interpreted.
• If a tag is defined more than once, only the first tag in the list is evaluated.
DICOM UID Dictionary Extensions
To extend the UID Dictionary, simply open the file <Observer-program-folder>\Uid.dic
using any text editor, e.g. Notepad.exe.
Then enter your extensions in accordance with the following syntax:
UID;Description
The ‘;’ character acts as a delimiter.
• UID—Unique identifier, up to 64 characters (the numbers 0 to 9 and the “,” character
are allowed).
Example: 1.2.840.10008.1.1
• Description—text that is displayed when the data is decoded; all control characters
are ignored (e.g., Tab).
With Value Multiplicity 0008,0016;SOP Class UID;UI;1
Without Value Multiplicity 0008,0016;SOP Class UID;UI