Endoscopic treatment of urothelial encrusted pyelo-ureteritis disease: A case series

Figure 3 Imaging and endoscopic images of patient 3. A: Preoperative coronal non-enhanced computed tomography (NCCT) showed a urogenic cyst with calcification on the left side; B: Preoperative coronal NCCT showed calcification in the left middle ureter; C: Preoperative coronal NCCT showed calcification in the right middle ureter; D: The left retrograde lumen before (D1) and after (D2) encrusted tissue removal during the first-stage operation; E: The right retrograde lumen before (E1) and after (E2) encrusted tissue removal during the first-stage operation; F: The postoperative kidney, ureter, and bladder (KUB) during the first-stage operation; G: The partial tubular encrusted tissue on the right side was removed during the first-stage operation. NCCT: Non-enhanced computed tomography); KUB: Kidney, ureter, and bladder.