DCIS Showing Architectural Distortion on the Screening Mammogram – Comparison of Mammographic and Pathological Findings

Background: Patients with mammograms showing architectural distortion often have an invasive carcinoma with noticeable fibrosis, such as scirrhous carcinoma or invasive lobular carcinoma. However, architectural distortion is also seen in some cases of ductal carcinoma in situ (DCIS).