Hysterectomy, radical (with or without excision of uterine adnexae) including excision of any one or more of the following:(a) parametrium;(b) paracolpos;(c) upper vagina;(d) contiguous pelvic peritoneum;utilising nerve sparing techniques and involving ureterolysis, if performed in a patient with malignancy and previous pelvic radiation or chemotherapy treatment (H) (Anaes.) (Assist.)