Table 2.

The morphological features and kinetics of the proved benign lesions with BI-RADS IV and V categories.

	Category	Form	Margin	Enhancing pattern	Initial signal increase	Post-initial course
Lesion 1 Complicated cyst	BI-RADS IV	Branching			Strong	Plateau
Lesion 2 benign	BI-RADS IV	Branching		Inhomogeneous	Strong
Lesion 3 Chronic inflammation	BI-RADS IV		Indistinct	Inhomogeneous	Strong
Lesion 4 benign	BI-RADS IV		Indistinct	Inhomogeneous	Strong
Lesion 5 organizing inflammation	BI-RADS IV	Branching		Inhomogeneous	Strong	Plateau
Lesion 6 Scar tissue	BI-RADS IV				Strong	Washout
Lesion 7 Chronic inflammation	BI-RADS V	Spiculated	Indistinct	Inhomogeneous	Strong	Plateau
Lesion 8 Granulamatous inflammation	BI-RADS V	Branching	Indistinct	Inhomogeneous	Strong	Washout
Lesion 9 Granulamatous inflammation	BI-RADS V	Branching	Indistinct	Inhomogeneous	Strong	Washout