TY - JOUR T1 - Use of magnetic resonance imaging in the diagnosis of aneurysm of fossa ovalis JF - Heart JO - Heart SP - 165 LP - 165 DO - 10.1136/hrt.2005.064865 VL - 92 IS - 2 AU - A Sonlleva AU - P Robles AU - J Parra Y1 - 2006/02/01 UR - http://heart.bmj.com/content/92/2/165.abstract N2 - A 15 year old active female with a clinical transient ischaemic attack was referred to our institute to rule out a cardioembolic origin to the episode. Magnetic resonance (MR) imaging revealed a mobile atrial septal aneurysm into the right atrium during systole with a 17 mm protrusion beyond the plane of the interatrial septum and a diameter of the base of … ER -