title: Direct evidence of patent foramen ovale as a route for paradoxical embolism.
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D004452:Echocardiography; D004617:Embolism / Q000150:complications* / Q000000981:diagnostic imaging; D005260:Female; D006344:Heart Septal Defects, Atrial / Q000150:complications* / Q000000981:diagnostic imaging; D006801:Humans; D006976:Hypertension, Pulmonary / Q000150:complications / Q000000981:diagnostic imaging