Doc is suggesting that he wait another month then have a new PET to see if additional spots come up in the next month.
If none new come up (unlikely) they can blast it out with radiation.
Otherwise, back to chemo, which I feel they have tried and failed with already.

CG to my husband, Matt. Dx June 2009 Stage IV Oropharengeal SCC right tonsil primary with distant metastases. Rad to neck- Surgeries to lungs- Every avail chemo - ran out of options Jan 2012, called for hospice help Feb 2012, at rest March 19, 2012.