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Lesion location and nodal dissection.
| Lesion location | Location of nodal dissection |
|---|---|
| Right pyelic lesion | Renal hilum, para, retro cave |
| Left pyelic lesion | Renal hilum, para-aortic |
| Right lumbar ureter (down to iliac vessels) | Renal hilum, para, retro cave, inter-aorticocave |
| Left lumbar ureter (down to iliac vessels) | Renal hilum, para-aortic |
| Right ureter (below iliac vessels) | Primitive external, internal obturator |
| Left ureter (below iliac vessels) | Primitive external, internal obturator |
