Fig. 2

a Antegrade diagnostic venogram in right AVF showing tight stenosis at the terminal arch. b Angioplasty at the terminal arch using 8 mm × 4 cm balloon. c Post-angioplasty venogram showing no significant improvement of the stenosis at the terminal arch. d Deployment of 10 mm × 4 cm self-expandable stent at the terminal arch with completion venogram showing no significant residual stenosis