Crossed fused renal ectopia - L shaped kidney

Case contributed by Dr Muhammad Yousaf
Diagnosis almost certain

Presentation

Incidental finding in a 45 years old male during ultrasound abdomen for epigastric pain

Patient Data

Age: 45 years
Gender: Male

The right kidney is normal in position. The left kidney was not seen in the left renal area. It is seen crossing the midline towards right with its superior pole being fused with the inferior pole of the right kidney and its inferior pole being transverse/oblique giving an overall L-shaped configuration.

Case Discussion

This is an asymptomatic case of crossed fused renal ectopia. It can be associated with complications such as nephrolithiasis, infection, and hydronephrosis approaches ~50%.

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.

Updating… Please wait.

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

 Thank you for updating your details.