Hi again Nick.
As I said in your previous conversation, I have no personal experience, of what you are going through. However, I've been doing some research to try and help.
This very recent video on lymph node involvement from Dr Scholz may be helpful. It seems the number of lymph nodes involved and their location are crucial factors in formulating a treatment plan.
https://youtu.be/WvPHrEmoBnE?si=GfmIk8rB7aRvtdAH
There are several other posters on here, far more knowledgeable than me, who might be better able to answer your query.