Figure legends
Figure 1 : Angiogram shows tight stenosis in the left subclavian
artery’s proximal portion (blue arrow) and non-visualization of the
vertebral artery as a result of retrograde blood flow to the left upper
limb even at rest.
Figure 2 : Angiogram shows complete opening of the stenosed
subclavian arterial segment and establishment of anterograde flow in
left vertebral artery (red arrow) which was not visualized on the
pre-angioplasty angiogram.