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a Axial and coronal CT images (a) demonstrate extensive permeative, osteolytic lesions involving left zygoma with central sequestrum. b Axial and coronal CT follow-up images (b) after 30 dives of hyperbaric oxygen therapy show partial reconstitution of cortical bone with persistent residual minimal sequestrum. c Axial and coronal CT images at 6-month post-op follow-up (c), there is near complete reconstitution of bone structure and resorption of sequestrum
