Imaging Studies
Mammograms ( Figs. 1B-47 and 1B-48 ): 30%- 50% of breast cancers detected by screening mammograms as a spiculated mass, a mass with or without microcalcifications, or a cluster of microcalcifications. MRI is a modality that is particularly useful in patients with breast implants and when there is a strong family history of breast cancer. MRI is also better for assessing the response to neoadjuvant chemotherapy and is useful in identifying the primary tumor in patients who present with axillary adenopathy.