X-Ray is a form of invisible, high-frequency electromagnetic radiation which a very small and energetic. They are produced by accelerating electrons at a metal target.X-Rays are used for imaging.
Digital mammography, also called full-field digital mammography (FFDM), is a mammography system in which the x-ray film is replaced by solid-state detectors that convert x-rays into electrical signals.
An Orthopantomogram (OPG), also known as an “orthopantogram” or “panorex”, is a panoramic scanning dental X-ray of the upper and lower jaw.
Computed Radiography , uses very similar equipment to conventional radiography except that in place of a film to create the image.
Bone Density by DEXA