History of duplicated renal system status post ureterocele incision x2. BLADDER  Wall Thickness: Normal  Contents: Distended and normal. A small ureterocele is present on the right measuring approximately 1 x 2 cm, decreased in size from prior outside examination.  Distal Ureter -- SFU Grade**  Right: 3  Left: 0   Ureteral Jets Right: Not observed  Left: Not observedKIDNEYS  Cortical Echogenicity: Normal   Medullary Echogenicity: Normal   Pelvicaliceal System -- SFU Grade*  Right: Grade 2 upper, grade 1 lower.  Left: 0  Length*** Right: 6.6 cm Left: 6.0 cm   Mean for age: 6.2 cm  Range for age: 4.8 - 7.6 cmADDITIONAL OBSERVATIONS: Small left adnexal cyst.
Right kidney upper pole grade 2 pelvicaliceal dilation, right grade 3 ureteral dilatation, and persistent small right ureterocele with duplicated right collecting system.*SFU grading system: Grade 0: No hydronephrosis. Grade 1: The renal pelvis is visualized. Grade 2: A few but not all of the calices are identified in addition to the renal pelvis. Grade 3: Virtually all the calices are seen. Grade 4: Grade 3 and parenchymal thinning. **SFU grading system retrovesical ureter: Grade 0: No ureteral dilatation. Grade 1: Ureter less than 7 mm. Grade 2: Ureter is 7-10 mm. Grade 3: Ureter is over 10 mm. Fernbach SK, Maizels M, Conway JJ. Ultrasound Grading of Hydronephrosis: Introduction to the System used by the Society for Fetal Urology. Pediatric Radiology (1993) 23: 478-480.***Rosenbaum DM, Korngold E, Teele RL. Sonographic Assessment of Renal Length in Normal Children. AJR Am J. Roentgenol (1984) 142:467-469