On 4 Oct 99 at 14:28, Terry Hopping wrote: > Can anyone tell me what can be detected on a PET scan and of what value it > is ? > Here are some URL's to take you on a virtual tour of the PET scanning facilities at University of British Columbia. http://www.physics.ubc.ca/~pet/ http://www.physics.ubc.ca/~pet/body3.html http://www.triumf.ca/welcome/petscan.html http://www.triumf.ca/pethome/pethome.htm http://www.triumf.ca/pethome/links.htm The second link (this one) http://www.physics.ubc.ca/~pet/body3.html describes all the imaging processes (X Ray; CT; MRI; SPECT; and PET and their different uses). I've been PET scanned at UBC as have others on this List. Dr. Meyer may be able to add a little to what you will find on these web sites. All the best ............. murray [log in to unmask]