 Prevention – surgical procedure before 6 weeks is best (1 and ½ month)
 Other methods – surgical procedure 4 months after stoppage of radiation therapy
 RCT is not contra- indicated
 Management :-
o hyperbaric O2 therapy --> 100% O2(also used in diffusion hypoxia) [best management]
o sequestrctomy
o resection , Hemimandibulectomy } also done