Right-to-left shunt detection via synchronized contrast transcranial Doppler combined with contrast transthoracic echocardiography: A preliminary study

Figure 1 Synchronized contrast transcranial Doppler combined with contrast transthoracic echocardiography onsite inspection images. A: Transthoracic echocardiography (TTE) operator (orange arrow); B: TTE screen displaying the apical four-chamber view; C: Transcranial Doppler showing cerebral blood flow in the middle cerebral artery through the temporal window.