Would you treat the pelvis electively while treating the prostate in a setting of low volume metastatic prostate cancer?   

I think it depends on how low volume the metastatic disease is, and how it was detected. A tiny bone met that was only detected through a PSMA scan in a patient with otherwise negative conventional imaging would likely be different than someone with 5-10 bone mets discovered on a bone scan. We've li...

I would not treat pelvis electively for M1 disease.