Whether beta blockers in perioperative care are protective, safe or harmful continues to be a subject of debate. The new ESC Guidelines will try to clarify some of the controversial issues. In the meantime, the current position is that "the initiation of beta blockers in patients who will undergo non-cardiac surgery should not be considered routine, but should be considered carefully by each patient's treating physician on a case-by-case basis."http://feeds.sciencedaily.com/~r/sciencedaily/~3/7...