My Dad's RO also had said that PET is not a conclusive test, even if something lights up, they cannot take it as Cancer. It has to be always followed up with Biopsy and he also added that very rarely even Biospy goes wrong!
This is another custom island. This one could be used for ads. This spot is one of the best places for ads on your site to be placed. This can be enabled/disabled on a per forum basis.