TID 2124 Macular Thickness Key Measurements

TID 2124 Macular Thickness Key Measurements (Current)
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The macular grid used for the measurements of this template is based upon the grid employed by the Early Treatment of Diabetic Retinopathy Study (ETDRS) to measure area and proximity of macular edema to the anatomic center (fovea) of the macula. See [ETDRS Report Number 10].

Type:: Extensible
Order:: Non-Significant
Root:: Yes

Table TID 2124. Macular Thickness Key Measurements

	NL	Rel with Parent	VT	Concept Name	VM	Req Type	Value Set Constraint
1			CONTAINER	EV (131243, DCM, "Macular Thickness Key Measurements")	1	M
2	>	HAS CONCEPT MOD	INCLUDE	DTID 1204 “Language of Content Item and Descendants”	1	U
3	>	HAS OBS CONTEXT	INCLUDE	DTID 1002 “Observer Context”	1-n	U
4	>	HAS OBS CONTEXT	INCLUDE	DTID 4019 “Algorithm Identification”	1	M
5	>	CONTAINS	INCLUDE	DTID 2120 “Ophthalmology Measurements Group”	1-n	M	$Measurement = DCID 4285 “Macular Thickness Key Measurements”

Content Item Descriptions

Row 5

For example, TID 2120 may be invoked once for each eye, or multiple times for a trend series for a single eye.

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TID 2123 Circumpapillary Retinal Nerve Fiber Layer Key Measurements	Home	TID 2125 Ganglion Cell Key Measurements