orbitofrontal cholesterol granuloma: report of two cases and review of literature

purpose : to report two cases of orbitofrontal cholesterol granuloma, which is a rare progressive destructive disease case reports : we report two patients with orbitofrontal cholesterol granuloma a 50-year-old man and a 20-year-old woman both with progressive proptosis due to a cystic lesion in the superior part of the orbit with frontal bone erosion and intracranial extension. the second case had a previous incomplete surgery 5 years before and presented with recurrent orbital tumor. we performed orbitotomy and cyst evacuation for both cases, which resulted in complete resolution without any complications. at last follow-up (2 and 6 years after operations respectively), no recurrence was observed. conclusion : we presented the clinical and para-clinical manifestation and surgical results. complete resolution of symptoms without any recurrence was observed after surgery.   iranian journal of ophthalmology 201123(3):60-64 © 2011 by the iranian society of ophthalmology