DICOM PS3.3 2024c - Information Object Definitions
C. X-Ray Object Thickness Macro

Table C.8.19.6-7 specifies the Attributes of the X-Ray Object Thickness Macro.

Table C.8.19.6-7. X-Ray Object Thickness Macro Attributes

Attribute Name



Attribute Description

Object Thickness Sequence



Sequence containing object thickness for this frame.

Only a single Item shall be included in this Sequence.

>Calculated Anatomy Thickness



The physical thickness in mm of the anatomic region of interest as specified in the Anatomic Region Sequence (0008,2218) in the direction of the center of the beam.


The value takes in account the position relative to object and the X-Ray source - detector axis.

DICOM PS3.3 2024c - Information Object Definitions