The Dynamic Optical Breast Imaging in the Preoperative Workflow of Women with Suspicious or Malignant Breast Lesions: Development of a New Comprehensive Score

Table 1

Criteria for exam interpretation.

Class of item	Characteristic of API^1	Description	Figure
Morphologic	Margins	Absence of API^1	Figure 1(a)
		Shaded	Figure 1(b)
		Well defined	Figure 1(c)
	Margins in zoom mode	Absence of API or margins indistinct
		Shared or well defined
	Major diameter	Absence of API^1 or API > 5 cm
		From >3 to 5 cm
		From 1 to 3 cm
Spatial	Location of API^1 in the ROI^2 marker	Absence of API or out of the rings
		Within the third ring
		Within the second ring
		Within the first ring
	Distance of the API from the nipple marker	≤2 cm from the nipple
		>2 cm from the nipple
	Maximum pixel intensity	<2050
		From 2050 to 4000
		>4000
Temporal	Time of API detection	Absence of API
		From 10 to 20 seconds
		<10 seconds
	Duration of API at the dynamic analysis	Absence of API or <10 seconds duration
		Duration from 10 to 20 seconds
		Duration >20 seconds
	Temporal signature graft in auto mode	Absence of API	Figure 2(a)
		Curve with upward trend	Figure 2(b)
		Sinusoidal curve	Figure 2(c)
		Curve slowly downward	Figure 2(d)
		Curve rapidly downward	Figure 2(e)
		Linear curve rapidly downward	Figure 2(f)
	Temporal signature graft in zoom mode	Absence of API
		Curve with upward trend
		Sinusoidal curve
		Curve slowly downward
		Curve rapidly downward
		Linear curve rapidly downward
	Similar/dissimilar temporal signature grafts in auto mode	Absence of API or curves very similar	Figure 3(a)
		Curves slightly different	Figure 3(b)
		Curves very dissimilar	Figure 3(c)
	Similar/dissimilar temporal signature grafts in zoom mode	Absence of API or curves very similar
		Curves slightly different
		Curves very dissimilar

¹API: area of pathologic interest; ²ROI: region of interest.