In short NO
There is a constant search for more acceptable methods of breast imaging with greater sensitivity & no or less radiation risk. A number of modalities are available, including thermography, electrical impedance, optical imaging, nuclear imaging, positron emission tomography.  NONE OF THESE LISTED HAVE BEEN SHOWN TO COME ANYWHERE CLOSE TO MAMMOGRAPHY IN DIAGNOSTIC ABILITY. A negative result in these less sensitive methods may lull the patient into a false sense of security.