DICOM PS3.3 2019a - Information Object Definitions
C.8.2.2.3 Multi-energy CT Path Macro

A Multi-energy CTPath is an X-Ray source paired with a corresponding X-Ray detector for a particular energy level.

Table C.8.2.2-4. Multi-energy CT Path Macro Attributes

Attribute Name

Tag

Type

Attribute Description

Multi-energy CT Path Sequence

(0018,9379)

1

Describes the paths corresponding to each energy level of a Multi-energy acquisition. Each path consists of a source (see Section C.8.2.1.1.1) and a detector (see Section C.8.2.2.1.1).

Two or more Items shall be included in this Sequence.

See also Section C.8.2.2.1 and Section C.8.2.2.2.

>Multi-energy CT Path Index

(0018,937A)

1

Identification number of the element in the Multi-energy CT Path Sequence.

The number shall be 1 for the first Item and increase by 1 for each subsequent Item.

>Referenced X-Ray Source Index

(0018,9377)

1

References the X-Ray Source Index (0018,9366) in the Multi-energy CT X-Ray Source Sequence (0018,9365) in this path.

>Referenced X-Ray Detector Index

(0018,9376)

1

References the X-Ray Detector Index (0018,9370) in the Multi-energy CT X-Ray Detector Sequence (0018,936F) in this path.


DICOM PS3.3 2019a - Information Object Definitions