Presentation
Left flank pain.
Patient Data
Age: 25 years
Gender: Male
From the case:
Crossed fused renal ectopia
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Both kidneys are located on the left side in keeping with crossed fused ectopia. The right kidney is malrotated, crosses the midline to the left side, and fused with the lower pole of the left kidney. No renal or ureteral stone. No hydronephrosis.
Case Discussion
CT urogram of crossed fused renal ectopia L-shaped kidney (type e).
Crossed fused renal ectopia is defined as a renal anomaly where both kidneys are fused and located on the same side of the midline.