Fig. 2

Intraoperative angiography images (a) Initial angiogram showing filling defects in the superior and inferior branches of the left renal artery (arrows); (b) Two guide wires were introduced into the superior and inferior segments of the renal artery; (c) The suction catheter was introduced into the distal end of the superior occlusion segment; (d) Angiogram after suction catheter aspiration; (e) Angiogram after balloon expansion; (f) The guide wire was introduced into the inferior occlusion segment; (g) Angiogram after microcatheter injection of drugs; (h) Angiogram showing restoration of flow to the superior and inferior branches of the left renal artery (arrows); (i) Amplification of upper insert (solid line square) in a; (j) Amplification of lower insert (dash line square) in h; (k) Amplification of upper insert (solid line square) in h; (l) Amplification of lower insert (dash line square) in h