I don't think it is a scam. The reason she heard about it is her son in law is with the fire department and they went through some training and saw it. One of them did this and they found a tumor she did not know about.
She lives in Texas.
Have any of you heard of this? My aunt called me yesterday and told me about this. Here is what I found on a web site.
ViaScan is the only scanner in North Texas with ultra low radiation. Comparable scanners, like the 64 slice or 128 slice CT scanners widely used by imaging facilities, subject you to 90% more radiation ...