There are two main types of. There was no mdct evidence of malignancy; However, there was an incidentally detected retroaortic left renal vein (rlrv), coursing obliquely and posterior to the abdominal aorta,.
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Retroaortic left renal vein refers to a vascular anomaly where the left renal vein courses posterior to the abdominal aorta instead of its usual anterior position. Retroaortic left renal vein (rlrv) is a normal anatomical variant where the left renal vein is located between the aorta and the vertebra and drains into the inferior vena cava.
