Fig. 1From: Short-term results of percutaneous closure of a patent foramen ovale guided by transoesophageal echocardiography in patients with cryptogenic stroke: a retrospective studyTransthoracic echocardiography shows blood flow after PFO occlusion. No residual shunt is noted between the LA and RA. LV left ventricular, LA left atrial, RV right ventricular, RA right atrial, PFO patent foramen ovaleBack to article page