Combing the globe for terrorism.

A n 83-year-old man with Type 2 diabetes mellitus, systemic hypertension, atrial fibrillation, and successfully treated prostate carcinoma (6 years prior to presentation) complained of progressive painful loss of vision in his left eye for 2 weeks. Examination revealed visual acuity of 20/20 in the right eye and no light perception in the left eye. The left pupil was amaurotic, and there was mild left conjunctival injection and chemosis (Fig. 1), 1 mm of left proptosis, full extraocular movements, and no evidence of anterior or posterior uveitis. The right fundus was normal and left was consistent with combined central retinal artery occlusion (CRAO) and central retinal vein occlusion (CRVO) with optic nerve swelling (Fig. 2). The patient denied temple, jaw, and ear pain, scalp tenderness, migratory arthralgias, and fever. The superficial temporal arteries were palpable and nontender. MRI of the brain and orbits was performed.