You're really missing the point. There are no regulations preventing anyone from ordering a CAC screening study if they want it. You can pay out of pocket and get it at any imaging center.
Obviously the regulations regarding ionizing radiation exposure still have to be followed as with any x-ray procedure. No one has seriously proposed deregulation on that.
Obviously the regulations regarding ionizing radiation exposure still have to be followed as with any x-ray procedure. No one has seriously proposed deregulation on that.