Yellow fever situation report

9 September 2016

A yellow fever outbreak was detected in Luanda, Angola late in December 2015. The first cases were confirmed by the National Institute for Communicable Diseases (NICD) in South Africa on 19 January 2016 and by the Institut Pasteur Dakar (IP-D) on 20 January. Subsequently, a rapid increase in the number of cases has been observed.

Key updates

Angola epidemiological update (as of 1 September):

  • There have been no new confirmed cases since 23 June.

Phase I of the preventive vaccination campaign in Angola was completed and, as of 1 September, 2 807 628 people had been vaccinated. Phase II of the campaign is being prepared and will target more than three million people in 12 provinces.

Democratic Republic of The Congo (DRC) epidemiological update (as of 8 September):

  • There have been no confirmed cases related to the current outbreak since 12 July.
  • The first notified case reported in Bominenge Health Zone in Sud Ubangi province is still under investigation. A second case was notified from Budjala Health Zone, a different zone within Sud Ubangui province, in the week to 8 September and is being investigated.

The pre-emptive vaccination campaign in DRC has concluded. The preliminary results indicate that the administrative immunization coverage reached 103.1% in Kinshasa, 101% in Kasai Central, 98.3% in Kongo Central, 101% in Kasai, 101% in Kwango, and 100.8% in Lualaba. Independent monitoring assessed that vaccination coverage is 98.2% in Kinshasa.

Uganda declared the end of their yellow fever outbreak on 6 September 2016. This outbreak was not linked to the outbreak in Angola and DRC.

This page links all WHO technical and general information on yellow fever.

Information in Portuguese

This page links all WHO technical and general information on yellow fever in Portuguese