The psychological dimension of chemical, biological, radiological and nuclear (CBRN) terrorism.

Terrorism is an increasing feature of the World Scene. In the UK, our perspective has changed from a largely Ireland focused one to a more international view. The United States of America are, for the first time, seen as major terrorist targets. We are now "at war with terrorism". The medical aspects of terrorism have been extensively discussed in this journal and elsewhere, this article specifically addresses the psychological consequences of the use of terror weapons.