Table I.
Patient | 2-dimensional echocardiography | Color Doppler | Agitated saline contrast |
---|---|---|---|
1 | – | + | + |
2 | – | + | + |
3 | – | + | – |
4 | – | – | + |
5 | + | + | – |
6 | – | – | + |
7 | + | + | ND |
8 | – | – | + |
9 | – | + | ND |
+, PFO/shunt detected with this method; –, PFO/shunt not detected with this method; ND, not done.