Two Cases of Strictures after Percutaneous CT-Guided Radiofrequency Ablation for Renal Cell Carcinoma

Figure 6

(a) Filiform stenosis at the pyeloureteral junction on flexible ureterorenoscopy. (b) Working up the stricture with a Vela XL Thulium-YAG Laser using a 230-micrometer laserfibre. (c) Access to the middle calyces with the flexible ureterorenoscope.

(a)

(b)

(c)