An exam that involves shining a bright light through the breast to reveal features of the tissues inside. Also called transillumination.
                                                            
                                                     
                        
                                                
                        
                        
                            A non-invasive procedure (no cutting) which uses ordinary light as an investigative tool to detect breast masses. Also called transillumination.
                                                            
                                                     
                        
                                                
                        
                        
                            An exam that involves shining a bright light through the breast to reveal features of the tissue inside. This technique is being studied, and its value in detecting breast cancer has not been proven.