title: Pitfalls in echocardiographic diagnosis of patent foramen ovale by transesophageal echocardiography.
authors.forename: Tasneem Z
authors.initials: TZ
authors.lastname: Naqvi
mesh_terms: D000368:Aged; D000704:Analysis of Variance; D015331:Cohort Studies; D003287:Contrast Media; D017548:Echocardiography, Transesophageal / Q000009:adverse effects / Q000379:methods*; D005188:False Negative Reactions; D005260:Female; D054092:Foramen Ovale, Patent / Q000000981:diagnostic imaging*; D006801:Humans; D007089:Image Enhancement; D007275:Injections, Intravenous; D008297:Male; D008875:Middle Aged; D011097:Polygeline; D012016:Reference Values; D012720:Severity of Illness Index
chemical_list: D003287:Contrast Media; D011097:Polygeline