DICOM PS3.3 2024a - Information Object Definitions

C.11.35 Variable Modality LUT Module

Table C.11.35-1 specifies the Attributes of the Variable Modality LUT Module, in which each item of the Variable Modality LUT Sequence describes a Modality LUT for a subset of images listed in the Presentation State Relationship Module.

Note

This differs from the Grayscale and Pseudo-color Softcopy Presentation States which apply a single Modality LUT or Rescale Slope and Intercept to all images and frames listed in the Presentation State Relationship Module.

Table C.11.35-1. Variable Modality LUT Module Attributes

Attribute Name

Tag

Type

Attribute Description

Variable Modality LUT Sequence

(0028,3001)

1

Modality LUTs or Rescale Slopes and Intercepts for specific images and frames.

Any given image or frame shall not be referenced in more than one item of this Sequence.

One or more Items shall be included in this Sequence.

>Referenced Image Sequence

(0008,1140)

1

The images and frames to which this Modality LUT or Rescale Slope and Intercept applies. All images referenced here shall also be referenced in the Presentation State Relationship Module.

One or more Items shall be included in this Sequence.

>>Include Table 10-3 “Image SOP Instance Reference Macro Attributes”

>Include Table C.11-1b “Modality LUT Macro Attributes”


DICOM PS3.3 2024a - Information Object Definitions