case_images: PMC9557805_01
case_images: plain radiography X-ray before stent removal: no knotting in the stent (arrow)
case_images: PAMJ-43-5-g001.jpg
case_images: PMC9557805_01_PAMJ-43-5-g001.jpg
case_images: F1
case_images: A plain radiograph X-ray of the abdomen showed no abnormalities in the stent (Figure 1).
case_images: appearance of the knotted double-j stent on the fluoroscopic image (square)
case_images: PAMJ-43-5-g002.jpg
case_images: PMC9557805_01_PAMJ-43-5-g002.jpg
case_images: F2
case_images: Under general anesthesia and fluoroscopic guidance, a fluoroscopic image revealed a knotted stent lodged at the ureteropelvic junction (Figure 2).
case_images: endoscopic view of the proximal end of the stent knotted and encrusted in the pelvic ureter (arrow)
case_images: PAMJ-43-5-g003.jpg
case_images: PMC9557805_01_PAMJ-43-5-g003.jpg
case_images: F3
case_images: Then, a 6-French ureteroscope was advanced into the ureter, and a knot was seen in the proximal end of the DJ stent (Figure 3).
case_images: ureteral DJ stent after removal with knotted part (arrow)
case_images: PAMJ-43-5-g004.jpg
case_images: PMC9557805_01_PAMJ-43-5-g004.jpg
case_images: F4
case_images: Then, the ureteric DJ stent was entirely removed by grasping forceps (Figure 4).