A.3 Computed tomography image information object definition

A.3.1 CT Image IOD Description

The Computed Tomography (CT) Image Information Object Definition (IOD) specifies an image that has been created by a computed tomography imaging device.

A.3.2 CT image IOD Entity-Relationship Model

The E-R Model in Section A.1.2 depicts those components of the DICOM Information Model that directly reference the CT Image IOD. The Overlay IE, Modality LUT IE, VOI LUT IE and Curve IE are not components of the CT Image IOD.

A.3.3 CT Image IOD Module Table

Table A.3-1 CT IMAGE IOD MODULES

IE Module Reference Usage
Patient Patient C.7.1.1 M
Clinical Trial Subject C.7.1.3 U
Study General Study C.7.2.1 M
Patient Study C.7.2.2 U
Clinical Trial Study C.7.2.3 U
Series General Series C.7.3.1 M
Clinical Trial Series C.7.3.2 U
Frame of Reference Frame of Reference C.7.4.1 M
Equipment General Equipment C.7.5.1 M
Image General Image C.7.6.1 M
Image Plane C.7.6.2 M
Image Pixel C.7.6.3 M
Contrast/bolus C.7.6.4 C - Required if contrast media was used in this image
Device C.7.6.12 U
Specimen C.7.6.22 U
CT Image C.8.2.1 M
Overlay Plane C.9.2 U
VOI LUT C.11.2 U
SOP Common C.12.1 M