C.8.25.16.4 Iol Ophthalmic Axial Length Macro
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##### C.8.25.16.4 Iol Ophthalmic Axial Length Macro

Table C.8.25.16-4 describes the attributes for the IOL Ophthalmic Axial Length Macro.

Table C.8.25.16-4. IOL Ophthalmic Axial Length Macro Attributes

Attribute Name | Tag | Type | Attribute Description
--- | --- | --- | ---
Ophthalmic Axial Length Sequence | (0022,1012) | 1 | Axial length value and source that was used in calculation of IOL power. Only a single Item shall be included in this sequence.
>Ophthalmic Axial Length | (0022,1019) | 1 | The axial length of a patient's eye, in mm, that was used in calculation of IOL power.
>Ophthalmic Axial Length Selection Method Code Sequence | (0022,1250) | 1 | Method used to select the value recorded in Ophthalmic Axial Length (0022,1019). Only a single Item shall be included in this sequence.
>>Include Table 8.8-1 “Code Sequence Macro Attributes” | Defined CID 4241 “Ophthalmic Axial Length Selection Method”
>Source of Ophthalmic Axial Length Code Sequence | (0022,1035) | 1 | Source of the value of Ophthalmic Axial Length (0022,1019). Only a single Item shall be included in this sequence.
>>Include Table 8.8-1 “Code Sequence Macro Attributes” | Defined CID 4240 “Ophthalmic Measurement Or Calculation Data Source”
>Referenced SOP Sequence | (0008,1199) | 1C | SOP Instances that are relevant to the interpretation of this SOP Instance. One or more items shall be included in this sequence. See Section C.8.25.16.1.1 for further explanation. Required if Source of Ophthalmic Axial Length Code Sequence (0022,1035) contains an item with the value (111782, DCM, "Axial Measurements SOP Instance").
>>Include Table 10-11 “SOP Instance Reference Macro Attributes” |
>Ophthalmic Ultrasound Method Code Sequence | (0022,1044) | 1C | Method used for obtaining axial measurements of the eye. Required if Ophthalmic Axial Measurements Device Type (0022,1009) is ULTRASOUND. Only a single Item shall be included in this sequence.
>>Include Table 8.8-1 “Code Sequence Macro Attributes” | Defined CID 4230 “Ophthalmic Ultrasound Axial Measurements Type”

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C.8.25.16.3 Keratometry Macro | Home | C.8.25.16.5 Calculated Iol Macro