Duplex collecting system

Case contributed by Dr Erik Ranschaert

Presentation

10-months old boy, urinary abnormality was already noticed during pregnancy with ultrasound examination.

Patient Data

Age: 10 months
Gender: Male
Modality: Ultrasound

Ultrasound examination shows a double pyelum in the left kidney, with mild dilatation

Modality: Fluoroscopy

Grade 5 reflux with double excretory system on the left side. Fusion of both ureters right before the bladder (cystoscopy confirmed the presence of only 2 ostia in the bladder). Hydronephrosis.

Case Discussion

MCU clearly shows a double excretory system with high-grade vesico-ureteral reflux and hydronephrosis (grade 5 reflux).

Grade 5 – gross dilatation of the ureter, pelvis and calyces; ureteral tortuosity; loss of papillary impressions.

Duplex collecting system

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Case Information

rID: 11113
Case created: 17th Oct 2010
Last edited: 6th Oct 2015
Tag: kidney
Inclusion in quiz mode: Included

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