Predictive Score For Maxillary Osteonecrosis After Invasive Oral Surgery

Non-interventional prospective multicentre cohort study to determine a predictive score for the occurrence of osteochimionecrosis of the jaws after invasive oral surgery in patients who have received biphosphonates or antangiogenic drugs as part of chemotherapy with malignant bone disease (multiple myeloma or bone metastasis of a solid tumour). Data are collected during the usual follow-up of patients during the first 3 months following surgery.