DICOM PS3.3 2017e - Information Object Definitions

C.8.7.10 X-Ray Filtration Module

This Module describes the attributes related to the filtration of X-Rays during the acquisition of an X-Ray image.

Table C.8-35. X-Ray Filtration Module Attributes

Attribute Name

Tag

Type

Attribute Description

Include Table C.8-35a “X-Ray Filtration Macro Attributes”


Table C.8-35a. X-Ray Filtration Macro Attributes

Attribute Name

Tag

Type

Attribute Description

Filter Type

(0018,1160)

3

Type of filter(s) inserted into the X-Ray beam (e.g., wedges).

Defined Terms:

STRIP

WEDGE

BUTTERFLY

MULTIPLE

FLAT

NONE

Note

Multiple type of filters can be expressed by a combination, e.g., BUTTERFLY+WEDGE.

Filter Material

(0018,7050)

3

The X-Ray absorbing material used in the filter. May be multi-valued.

Defined Terms:

MOLYBDENUM

ALUMINUM

COPPER

RHODIUM

NIOBIUM

EUROPIUM

LEAD

Filter Thickness Minimum

(0018,7052)

3

The minimum thickness in mm of the X-Ray absorbing material used in the filters. May be multi-valued, with values corresponding to the respective values in Filter Material (0018,7050).

Filter Thickness Maximum

(0018,7054)

3

The maximum thickness in mm of the X-Ray absorbing material used in the filters. May be multi-valued, with values corresponding to the respective values in Filter Material (0018,7050).

Filter Beam Path Length Minimum

(0018,7056)

3

The minimum length (in mm) of the X-Ray beam path in the Filter Material that is not blocked by collimation. May be multi-valued, with values corresponding to the respective values in Filter Material (0018,7050).

Filter Beam Path Length Maximum

(0018,7058)

3

The maximum length (in mm) of the X-Ray beam path in the Filter Material that is not blocked by collimation. May be multi-valued, with values corresponding to the respective values in Filter Material (0018,7050).


DICOM PS3.3 2017e - Information Object Definitions