Fig. 15
From: Orbital tumours and tumour-like lesions: exploring the armamentarium of multiparametric imaging
Two different patients with FD involving the facial and orbital bones. Characteristic ground-glass appearance (asterisks) and expansion of the medullary cavity is seen in both cases on NECT. In b, bony expansion of the right sphenoid wing and of the right anterior clinoid process causes severe narrowing of the right optic canal (arrow), thereby requiring decompressive surgery