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Crossed fused renal ectopia

Case contributed by Bruno Di Muzio
Diagnosis certain

Presentation

Incidental finding on ultrasound of the abdomen performed for other reasons.

Patient Data

Age: 30 years
Gender: Male

US Abdomen (selected images)

ultrasound

Crossed fused renal ectopia on the right. The left renal fossa is empty.

Case Discussion

This patient has the anatomical variance of crossed fused renal ectopia on the right, with both kidneys fused along their longitudinal axes and an empty left renal fossa. 

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