question: II have been bothered by upper back discomfort for approx 4 months ...2 years ago I had a Prostetectomy (Retropubic ) Prior to my surgery a bone scane / r/o mets ; MRI and all the other tests involved will this disease ... Psa was 4.5 ; After Surgery and for the past 2 years ( Non detectable ) .Tested every 6 months ... I had a gleason score of 6 , staging of t1c ,clean margins and was incapsulated ... Had lympth node dissection --- All was clean ...... Now I m thinking maybe Metasisis ---- Your thoughts --- (last PSA was in Oct / 2010 (undetectible ) ....... thanks, Dave )