How do you work-up and manage a patient with prostate cancer and a borderline enlarged pelvic lymph node?

My approach in this case is to start patients on ADT(and abiraterone if possible) and monitor for LN response with a 3mo CT scan. If LN shrinks, I consider them to be N+ and treat the pelvis, boost the LN if it is still of adequate size to do so (typically >5mm), and continue ADT for 2 years before ...