Research Article
Diagnosis of Patent Foramen Ovale: The Combination of Contrast Transcranial Doppler, Contrast Transthoracic Echocardiography, and Contrast Transesophageal Echocardiography
Figure 1
Transesophageal echocardiography showing (a) the morphology of PFO and (b) contrast agent passing through the PFO. LA: left atrium; RA: right atrium; AO: aorta.
(a) |
(b) |