Table 2.

Histopathologic characteristics (n=284)

Histopathological diagnosis	Types	Frozen section	Hematoxylin and eosin staining	Sensitivity (%)
		Lesions (n/%)	Lesions (n/%)
High-risk	Papilloma	59/20.8	59/20.8	100
	Papillomatosis	57/20.1	57/20.1	100
	Atypical lobular hyperplasia	85/29.9	85/29.9	100
	Atypical ductal hyperplasia	22/7.7	22/7.7	100
	Total	223/78.5	223/78.5	100
Malignant	Ductal carcinoma in situ	23/8.1	23/8.1	100
	Lobular carcinoma in situ	21/7.4	21/7.4	100
	Infiltrating ductal carcinoma	12/4.2	12/4.2	100
	Infiltrating mucinous carcinoma	5/1.8	5/1.8	100
	Total	61/21.5	61/21.5	100

VABB, ultrasound-guided vacuum-assisted breast biopsy.