Paramagnetic seeds work as well as guidewires for breast tumor localization and are easier to use, but it's not yet clear whether the costs of the seeds outweigh the benefits.
Results of the PROSPECT study have defined a role for preoperative MRI in identifying a subgroup of women with early breast cancer who could consider skipping radiation therapy.
Investigators say their meta-analysis of 16 trials spanning six decades highlights the benefits patients and oncologists can expect from regional lymph node radiation for early breast cancer.