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Accessory left renal vein

Case contributed by: Dr Roberto Schubert

Presentation:

Follow-up in right nephrectomy for renal cancer.

Patient Data:

Age: 60
Gender: Male
Race: Caucasian
Modality: CT

Accessory left renal vein crossing behind the aorta and entering the hilum dorsally.

Case Discussion:

This case is a characteristic depiction of retro-aortic accessory renal vein, also termed circumaortic renal collar, or sometimes as posterior nutcracker syndrome.

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