Predictive model for contrast-enhanced ultrasound of the breast: Is it feasible in malignant risk assessment of breast imaging reporting and data system 4 lesions?

Table 1 Final pathologic diagnosis of 235 breast lesions

Histopathologic diagnosis	Total
Benign lesions	139
Fibroadenoma	53
Fibrocystic mastopathy	35
Complex sclerosing adenosis	5
Hyperplasia	4
Chronic mastitis	21
Granulomatous mastitis	4
Intraductal papilloma	9
Benign phyllodes tumor	3
Hamartoma	2
Radial scar	2
Bolus material after operation	1
Malignant lesions	96
IDC	78
DCIS	9
Mucinous carcinoma	3
Infiltrating lobular carcinoma	2
Diffused large B-cell lymphoma	2
Malignant phyllodes tumor	1
Solid neuroendocrine carcinoma	1
Total	235

IDC: Invasive ductal carcinoma; DCIS: Ductal carcinoma in suit.