Sometimes, things do not go as we like and breast cancer returns in a different site from the breast - a metastatic site. It's what patients all fear with each little ache and pain, and what your oncologist looks for at each follow up visit. Less common these days is the patient who presents with metastatic disease at the outset - this can be seen with a very aggressive breast cancer, or with a patient who sometimes delays seeking treatment for a primary tumor which has time to develop overt...