Value Representation

UT Unlimited Text

Category
text
Max Length
2^32-2 bytes
Fixed Length
No
Source
PS3.5 §6.2

Definition

A character string that may contain one or more paragraphs. It may contain the Graphic Character set and the Control Characters, CR, LF, FF, and ESC. It may be padded with trailing spaces, which may be ignored, but leading spaces are considered to be significant.

Attributes using UT

49 DICOM attributes declare this VR. Showing the first 24.

Working with UT in integration code

VR-aware transformations are where most DICOM integration bugs hide — truncating a PN's 5-component structure, misaligning OB padding, or dropping leading zeros on IS. Saga IT builds production DICOM pipelines that respect VR semantics across Mirth Connect transformers, DIMSE gateways, and cloud DICOM services.