What does osteonecrosis mean?
<answer> Osteonecrosis is defined as the jaw associated with bisphosphonate therapy, which is required by some cancer treatment regimens. <context> Osteonecrosis of the jaw associated with bisphosphonate therapy, which is required by some cancer treatment regimens, has been identified and defined as a pathological entity (bisphosphonate-associated osteonecrosis of the jaw) since 2003.