Atrial septal anomalies suggested to play important role in enhancing tendency to induce cerebral embolic events. This study was undertaken to find the frequency of atrial septal anomalies including Patent Foramen Ovale, Atrial Septal Aneurysm and Atrial Septal Defect in patients with etiologically unknown stroke categorized as cryptogenic.Materials and Methods: 32 patients were studied by tran...