Figure legends:
Figure 1: (A) Clinical images of patient showing prominent superficial
veins (white arrow) in the volar aspect of the distal forearm. (B)
Intraoperative image showing the arteriovenous fistula site (black
arrow).
Figure 2: Computed tomography (CT) angiography of right upper limb 3D
images showing prominent ulnar artery (white arrow) forming the palmar
arch. Retrograde filling of the distal radial artery in hand (dashed
arrow) from deep palmar arch (small white arrows). Further filling of
AVF (red arrow) retrogradely at the wrist from the distal radial artery
and prominent superficial veins (dashed red arrow). Note is made of
non-opacification of the radial artery in the forearm with visualization
of paired radial veins (double white arrow).