Cardiac patients are living longer and longer — up to 20 years after receiving stents, a heart bypass, or heart-valve replacements.
心脏病人的寿命越来越长，在血管支架、心脏搭桥或者心瓣膜置换手术后，病人最长可以活20年。
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When it was first approved by the FDA in 1970, lithium was believed to cause heart-valve defects in an extremely high percentage of infants born to mothers who were on the drug (about 1 in 50).