Nephrectomy, radical, by open, laparoscopic or robot‑assisted approach, with or without en bloc dissection of lymph nodes, with or without adrenalectomy: (a) for a tumour 10 cm or more in diameter; or (b) if complicated by previous open or laparoscopic surgery on the same kidney; other than a service associated with a service to which item 30390 or 30627 applies (Anaes.) (Assist.)