In vulvar cancer patients with a well lateralized primary s/p vulvectomy and ipsilateral LND meeting nodal-based criteria for adjuvant RT, would you consider RT to the ipsilateral groin and pelvis?

Risk of contra lateral node involvement for lateralized lesion is a function of the size of tumor, thickness of tumor and number of positive nodes in the ipsilateral groin (>2 node). If the contralateral node has not been assessed by dissection or SNLB then I would treat both groins all the time. If...