Crossed fused renal ectopia

Case contributed by Fakhry Mahmoud Ebouda
Diagnosis certain

Presentation

Absent right kidney during ultrasound screening.

Patient Data

Age: 15 years
Gender: Female
ct

Non-visualized absent right kidney at its anatomical location. It is fused to the lower pole of the left kidney. Both are mal-rotated in which the renal pelvis is directed anterolaterally. Two ureters are seen, each ureter arises from one collecting system and then passes separately to be inserted on both sides of the urinary bladder.

No back pressure changes: either hydronephrosis or hydroureters.

No radio-opaque calculi or pathological calcifications along the course of the urinary tract. No hydronephrosis. No gross renal masses or cysts.

Case Discussion

Crossed fused renal ectopia is a congenital renal anomaly where the kidneys are fused together and located on the same side of the midline.

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.