Osteoradionecrosis incidence and the timing of dental extractions

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This review of whether the incidence of osteoradionecrosis differed between patients who have dental extractions before or after radiotherapy (RT) included 24 studies (19 retrospective 5 prospective). While the findings suggest that the incidence is similar if extractions are undertaken before or after RT the quality of the evidence is limited.

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Marijuana use and head and neck cancer risk #CannabisMatters

Cannabis

9 case-controlled studies were included in this review of the effect of marijuana use on head and neck cancer. The findings suggest no association marijuana use and head and neck cancer but other reviews suggest that this may differ by tumour site

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Coffee consumption and oral cancer

Prescribing a placebo does not equate to no treatment, because the healthcare setting itself should include all kinds of supportive and therapeutic elements.

This review includes 11 case-controlled and 4 cohort studies and suggests a 37% reduction of oral cancer risk in high coffee drinkers compared with low or no coffee drinkers OR= 0.63 (95%CI; 0.52 – 0.75)

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