Prevention: counselling, regular screening, computerized radiography, tooth-striae closing. Medical treatment: aesthetic fillings, inlays, porcelain shield, milk-tooth fillings, root-canal treatments and fillings, tooth-stub construction with pegs, gums treatments, toothing-stone removal, tooth extraction, root removal, replacemeent of amalgam fillings. Dental prosthesis: porcelain crown and bridge, metal-free prosthesis, removable prosthesis, temporary prosthesis. Tooth whitening with plasma light.