Device's potential as alternative to warfarin for stroke prevention in patients with a-fib

(The JAMA Network Journals) Vivek Y. Reddy, M.D., of the Icahn School of Medicine at Mount Sinai, New York, and colleagues examined the long-term efficacy and safety, compared to warfarin, of a device to achieve left atrial appendage closure in patients with atrial fibrillation. The study appears in the Nov. 19 issue of JAMA, a cardiovascular disease theme issue.