Rapid reporting EU surveillance system for meningitis W135: 2a: P1.2, 5 – update

After an epidemic of meningococcal disease caused by Neisseria meningitidis serotype W135 among travellers to the haj pilgrimage to Mecca in 2000, an enhanced surveillance system for serogroup W135: 2a: P1.2, 5 meningococcal disease was set up among several European countries (1, and references therein). Data have been reported since September 2000, and this report summarises all confirmed cases during the period from 29 September to 26 October 2001.