Do the number of lymph nodes removed in a non-Stage IA/FIGO 1 endometrial cancer case, affect your decision for WPRT v. vaginal brachytherapy alone?  

Yes, in some cases it does—for two reasons. If a patient has had an extensive negative node dissection, the risk of extravaginal pelvic failure is undoubtedly less and the risk of RT complications may also be greater than if the patient had hysterectomy only. These factors define the “th...