Talk to your Doctor about a fibrous scan they are very much like a ultra sound non invasive i had one done here in Canada where i live and i found out in 15 minutes the stage my psc is at,,,it scans your whole liver not just one part,,because this diease is blothy on the liver the traditional biospys are hit and miss ,,just a thought ,,there is a lot of new tecnology out there today,,,,,,all the best
cathy