Crossed fused renal ectopia

Case contributed by Dr Mayur Vira


One week of abdominal pain.

Patient Data

Age: 45 years
Gender: Male

Right kidney was not visualised in the right renal fossa. Instead, it was seen in the left lumbar region, with its upper pole fused to the lower pole of left kidney.

This was an incidental finding, the cause of pain in this patient was cholelithiasis.

Case Discussion

Cross fused renal ectopia

  • more common in males
  • more common on the right side
  • the upper moiety ureter drains into the ipsilateral side of the bladder
  • the lower moiety ureter drains into the contralateral side of the bladder
PlayAdd to Share

Case information

rID: 34402
Case created: 18th Feb 2015
Last edited: 14th Sep 2015
System: Urogenital
Tag: variant
Inclusion in quiz mode: Excluded

Updating… Please wait.

Alert accept

Error Unable to process the form. Check for errors and try again.

Alert accept Thank you for updating your details.