![shutterstock_84141019](https://www.nationalelfservice.net/cms/wp-content/uploads/2012/07/shutterstock_84141019-150x150.jpg)
28 mainly retrospective studies were included in this review which aimed to determine if tooth extraction prior to head and neck radiotherapy (RT )is associated with a reduced risk of developing osteoradionectosis (ORN). The findings showed a significant association of post-RT dental extractions with the risk of ORN development, odds ratio = 1.98 (95%CI: 1.17 to 3.35. However the certainty of the evidence was low to moderate.
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