I am on abraxane. tumor markers started climbing after two months. dr. wants to add avastin (bevacizumab). is this a good option? mets to abdomen, bones & liver.

Not a good idea: Rising tumor markers often predict tumor progression. But this is soft evidence. A more definitive way to confirm lack of response(progression) is by means of repeating Imaging studies(like X-rays/CT scan or PET scan) and compare them with prior study. If the tumor size has increased, then Abraxane is no longer useful for you. Treatment should be changed . Adding Avastin (bevacizumab) would not help the situati