Figure 1From: Varicella zoster-associated retinal and central nervous system vasculitis in a patient with multiple sclerosis treated with natalizumab Fundoscopic examination at the beginning and after treatment. The initial fundoscopic examination of the right eye (A) shows a peripheral necrotizing retinitis and periarteritis (arrow). The follow-up examination after treatment (B) of the left eye presents an extensive posterior retinal necrosis (pentangle) and pigmentary changes of affected areas (arrow).Back to article page