case_images: PMC9403006_01
case_images: Renal scan showing left renal pelvis of 13 mm with a 2 cm pelvic stone.
case_images: fped-10-933948-g001.jpg
case_images: PMC9403006_01_fped-10-933948-g001.jpg
case_images: F1
case_images: Ultrasound showed a left renal pelvis diameter of 13 mm with a 2 cm stone in the pelvis (Figure 1).
case_images: CT KUB showing hydronephrotic left kidney (PD-13.1 mm), with 2.4 cm x 1.1 cm oval calculus, normal ureter.
case_images: fped-10-933948-g002.jpg
case_images: PMC9403006_01_fped-10-933948-g002.jpg
case_images: F2
case_images: Computerized tomography (CT) revealed a hydronephrotic (PD-13.1 mm) left kidney with 2.4/1.1 cm oval calculus and a normal ureter (Figure 2).
case_images: Intra-operative picture showing valve causing narrowing of the ureteropelvic junction with retrieved calculus.
case_images: fped-10-933948-g003.jpg
case_images: PMC9403006_01_fped-10-933948-g003.jpg
case_images: F3
case_images: On probing the ureter, a mucosal valve causing narrowing at the ureteropelvic junction was noted (Figure 3).
case_images: Post-operative EC scan after 3 months showing resolution of hydronephrosis, improvement in drainage, and DRF of 49%.
case_images: fped-10-933948-g004.jpg
case_images: PMC9403006_01_fped-10-933948-g004.jpg
case_images: F4
case_images: Ethylene dicysteine renogram after 3 months showed resolution of left HDN, good drainage, and an increase in DRF to 49% (Figure 4).