Herpes zoster ophthalmicus Herpes zoster ophthalmicus Herpes zoster ophthalmicus (HZO) and also known as ophthalmic zoster is a disease characterised by reactivation of dormant varicella zoster virus residing within the ophthalmic nerve (the first division of the trigeminal nerve). This condition is an important subtype of shingles, representing 15% of all cases. Herpes zoster ophthalmicus is transmitted via direct contact or droplets. Varicella zoster virus is a DNA virus which produces acidophilic intranuclear inclusion bodies. The virus is neurotrophic in nature. The frontal nerve is more commonly affected than the nasociliary nerve or lacrimal nerve. Anterior uveitis develops in 40–50% of cases with
European Centre for Disease Prevention and Control The office of the Chief Scientist oversees the seven Disease Programmes, the Microbiology Coordination Section and the Scientific Advice Coordination Section. The Disease Programmes focus on specific disease groups: Two shared-resource units – Surveillance and Response Support, and Public Health Capacity and Communication – provide specialist expertise. The Information and Communication Technologies Unit provides infrastructure, application development and support. The Resource Management and Coordination Unit controls ECDC’s human and financial resources. ECDC publishes numerous scientific and technical reports covering various issues related to the prevention and control of communicable diseases. Comprehensive reports from key technical and scientific meetings are also