Diagnosis and management of patent foramen ovale Posted on March 21, 2012 by RSS http://www.medworm.com/index.php?rid=5823885&cid=u_0_22_f&fid=30435&url=http%3A%2F%2Fpmj.bmj.com%2Fcgi%2Fcontent%2Fshort%2F88%2F1038%2F217%3Frss%3D1