http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. A special report published by the BMJ today finds that thousands of melanoma patients around the world are undergoing an expensive and invasive procedure called sentinel node biopsy, despite a lack of clear evidence and concerns that it may do more harm than good. http://medicalxpress.com/news/2013-01-bmj-effectiveness-costly-invasive-procedure.html Cancer Tue, 08 Jan 2013 18:30:01 EST news276874901 Contrary to a trend in treatment, breast cancer patients with suspicious lymph nodes should have an ultrasound-guided axillary node biopsy, and if that biopsy is positive these patients should undergo an axillary dissection, a new study shows. http://medicalxpress.com/news/2012-05-breast-cancer-patients-positive-ultrasound.html Cancer Thu, 03 May 2012 04:20:01 EST news255233346