Ann Pediatr Card Close
 

Figure 2: Doppler ultrasound showing retrograde blood flow in the left vertebral suggestive of left subclavian steal (a) Left vertebral artery showing reversal of flow (b) Left vertebral artery after exercise of left arm showing continued reversal of flow

Figure 2: Doppler ultrasound showing retrograde blood flow in the left vertebral suggestive of left subclavian steal (a) Left vertebral artery showing reversal of flow (b) Left vertebral artery after exercise of left arm showing continued reversal of flow