cardiac surgery

(Newser) - Less than 24 hours after surgery to insert two stents in a coronary artery, Bill Clinton got back to work today. "I feel great," the former president said after returning to his home in Chappaqua, NY. It's "miraculous what they do with the stents," he added....

(Newser) - Donated blood may have a much shorter shelf life than previously thought, finds a study published today in the New England Journal of Medicine. Transfusions using blood at least two weeks old increased heart-surgery patients' post-operative death risk by 30%, researchers discovered, though the current expiration date for blood is...