DICOM PS3.3 2017b - Information Object Definitions
C.8.25.16.5 Calculated IOL Macro

Table C.8.25.16-5 describes the attributes for the Calculated IOL Macro.

Table C.8.25.16-5. Calculated IOL Macro Attributes

Attribute Name

Tag

Type

Attribute Description

IOL Manufacturer

(0022,1093)

1

Name of the manufacturer that produced the lens.

Implant Name

(0022,1095)

1

The (product) name of the lens.

Lens Constant Sequence

(0022,1092)

1

Constants used in calculation of intraocular lens power. These constants are a characteristic of the model of intraocular lens being considered for use in cataract surgery.

One or more Items shall be included in this Sequence.

>Concept Name Code Sequence

(0040,A043)

1

Constant type used in calculation of intraocular lens power.

Only a single Item shall be included in this Sequence.

>>Include Table 8.8-1 “Code Sequence Macro Attributes”

Defined CID 4237 “Lens Constant Type”

>Numeric Value

(0040,A30A)

1

The value of the constant used.

IOL Power Sequence

(0022,1090)

1

Information needed to select the intraocular lens power for cataract surgery.

One or more Items shall be included in this Sequence.

>IOL Power

(0022,1053)

1

The intraocular lens power, in diopters.

>Predicted Refractive Error

(0022,1054)

1

The predicted postoperative refractive error (i.e., amount of near or far sightedness), in diopters.

>Implant Part Number

(0022,1097)

2

The (product) identifier of the lens.

IOL Power for Exact Emmetropia

(0022,1121)

2

The IOL power that would be required to achieve exact emmetropia, or no need for glasses at distance after surgery, in diopters.

IOL Power for Exact Target Refraction

(0022,1122)

2

The IOL power that would be required to exactly achieve Target Refraction (0022,1037), in diopters.


DICOM PS3.3 2017b - Information Object Definitions