PMC6226573_01
Pre-operative abdominal CT scan showing compression of the left renal vein (LRV) between the superior mesenteric artery (SMA) and the abdominal aorta (A).
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Computed tomography angiography (CTA) of the abdomen demonstrated meso-aortic compression of the LRV (Fig. 1), and the patient was diagnosed with anterior NCS.
Pre-reconstruction status - V1.
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The LRV was completely mobilised (Fig. 2).
Post-reconstruction status. The left renal vein was transposed (V2) to 3.0 cm below the original anatomic site (V1).
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Further along, the LRV was re-anastomosed to the left lateral aspect of the IVC 3.0 cm below the original anatomic site in a tension free end-to-side manner using continuous 4-0 prolene sutures, away from the SMA (Fig. 3).
Post-operative CT scan of the abdomen, showing no compression of the LRV.
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On POD 22, CT scan (Fig. 4), clinical examinations, and blood tests were performed.