Latson, Larry A Patent foramen ovale - "back door" to the brain, even in kids. [electronic resource] - Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions Dec 2007 - 1008-9 p. digital Publication Type: Editorial; Comment ISSN: 1522-1946 Standard No.: 10.1002/ccd.21440 doi Subjects--Topical Terms: AdolescentBrain Ischemia--complicationsCardiac Surgical ProceduresChildChild, PreschoolEmbolism, Paradoxical--complicationsForamen Ovale, Patent--complicationsHumansIschemic Attack, Transient--diagnostic imagingStroke--diagnostic imagingTreatment OutcomeUltrasonography, Doppler, Transcranial--methodsValsalva Maneuver