We're all finding that waiting for the next step is one of the hardest parts.
There's another discussion here from a year ago, on tertiary pattern 5.
Might be something useful there.
https://connect.mayoclinic.org/discussion/significance-of-tertiary-gleason-pattern-5/?pg=1#chv4-comment-stream-header2
One of the hardest things to do is resist the temptation to research everything.
We all want as much information as we can get, but remember that the experience & situation of others may not be the same as his.