the situation they were intended to correct. dental whitening (bleaching) is contraindicated although it has been reported to lighten the color of di teeth with some success; however, because the discoloration is caused primarily by the underlying yellow-brown dentin, this alone is unlikely to produce normal appearance in cases of significant discoloration. if there is considerable attrition, overdentures may be prescribed to prevent further attrition of remaining teeth and for preserving the occlusal face height. management of di associated with oi bisphosphonates have recently been introduced to treat several bone disorders, which include osteogenesis imperfecta. a recognized risk of this drug relevant to dental treatments is bisphosphonate-associated osteonecrosis of the jaw (bronj). occurrences of this risk is associated with dental surgical procedures such as extractions. dental professionals should therefore proceed with caution when carrying out any dental procedures in patients who have type 2 di who may be on bisphosphonate drug therapy.