It is best for you to be a place where all the drs are communicating to work together on your mother's behalf that is how she will get the best treatment. The radiologist, surgeon and medical oncologist should all have their say and put together a plan of action for her. Hr tumor does sound highly aggressive (yur dr is right highly aggressive tumors tend to respond quickly. But they also move quickly so the drs. Should move onto their follow up treatment as soon as they decide what to do. Best of luck. Ps standard radiation cuts the recurrence rate in half normally. Best of luck