Giving chemotherapy to women with operable breast cancer before they have surgery - -not after - helps physicians pin down the best treatment regimen and can reduce the extent of surgery, according to a new systematic review.Preoperative chemotherapy reduced chemo-related infections by 4 percent and the need for mastectomies by 17 percent when compared to postoperative chemotherapy, found reviewers led by Sven Mieog, M.D., of Leiden University Medical Center in the Netherlands. [click link for full article]