The CDCB was notified on Wednesday 6 November of six cases of measles in unvaccinated individuals within an extended family. The index case acquired the infection overseas. This brings the number of measles cases notified in South Australia for 2013 to 9, compared to 6 cases in total for 2012. Notification to CDCB was delayed and it is possible that there have been more cases in the community.
From July 1, 2013 the second dose of MMR vaccine is moved forward from 4 years to 18 months of age. This second dose of MMR vaccine will be delivered as a new combination vaccine containing Measles, Mumps, Rubella and Varicella, called Priorix Tetra ®.
Notifications of invasive meningococcal disease (IMD) usually increase in winter and spring. The age distribution of IMD cases shows peaks in children <5 years and young adults aged 15-24 years. In South Australia, serogroup B is the predominant strain causing IMD. Since January 2013, six cases of IMD have been notified, compared to three cases at the same time in 2012. In 2012 a total of 29 cases were notified.