Technique
|
PFO (%)
|
PPV (%)
|
NPV (%)
|
Sensitivity (%)
|
Specificity (%)
|
---|
Contrast-enhanced TCD
|
90
|
98
|
89
|
95
|
92
|
- NPV: Negative Predictive Value, PPV: Negative Predictive Value TCD: Transcranial Doppler Ultrasonography, TEE: Transesophageal Echocardiography, PFO: Patent Foramen Ovale.