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Table 2 Detailed pathological classification of the breast lesions

From: Breast cancer in dense breasts: comparative diagnostic merits of contrast-enhanced mammography and diffusion-weighted breast MRI

Pathological diagnosis Frequency Percentage
Malignant Ductal carcinoma in situ 1 2.5% 77.5%
Invasive ductal carcinoma 17 42.5%
Invasive lobular carcinoma 6 15%
Mixed ductal and lobular carcinoma 2 5%
Invasive tubular carcinoma 2 5%
Invasive carcinoma of no special type 1 2.5%
Invasive ductal & tubular carcinoma 2 5%
Benign Fibroadenosis 3 7.5% 22.5%
Fibroadenoma 4 10%
Hamartoma 1 2.5%
Fibrosis 1 2.5%
  Total 40 100% 100%