PMC6875014_01
Retrograde ureteropyelogram showing an "S" shaped or "fish hook" deformity of the proximal ureter (Bold arrow).
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Abdominal ultrasound showed right hydronephrosis and a retrograde right ureteropyelogram (RPG) (Figure 1) showed right hydroureteronephrosis with an "S" shaped or "fish hook" deformity of the proximal ureter, which terminated abruptly.
PMC6875014_02
Operative photograph showing the right proximal ureter (blue arrow) coursing behind the inferior vena cava (black arrow).
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fig2
A CT urogram to delineate the ureter made a diagnosis of retrocaval ureter with proximally dilated ureter which was confirmed at surgery (Figure 2).
Excision with end to end ureteral anastomosis done over a JJ stent (arrow).
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fig3
Excision of the retrocaval segment with end to end ureteral anastomosis over a stent was done (Figure 3).