The purpose of this observational study is to describe radiological, clinical and histological characteristics of women with infiltrative breast cancer.

Inclusion Criteria:

• Women> or = 18 years old
• Women with newly diagnosis of infiltrative breast cancer
• Agree to take part in this study

Exclusion Criteria:

• Women with other malignant tumor (except in situ cervical carcinoma or treated basal cell carcinoma)
• Women with in situ ductal carcinoma or in situ lobular carcinoma

First ten consecutive women with infiltrative breast cancer seen by oncologists, and fulfilling eligibility criteria.