Documents récents

In Africa, the number of COVID-19 cases and impacted countries has been increasing steadily. As of 12 March 2020, 129 cases have been diagnosed in 12 countries, with one death recorded. The experience in countries outside Africa is that, after initial cases are diagnosed, community transmission occurs rapidly. Member States need to immediately implement individual social distancing and plan to implement community social distancing.

Africa CDC has been asked by Member States for the best approach to managing people returning from area affected by the novel coronavirus (COVID-19) outbreak. The World Health Organization (WHO) has provided detailed guidance.1,2 Africa CDC is providing additional guidance based on questions from Member States and in consideration of the African context.

In addition to the weekly brief on the spread of COVID-19 and the actions that Africa CDC is taking to help member states, Africa CDC has begun to share a weekly brief detailing the latest changes in scientific knowledge and public health policy changes, as well as updates to the latest guidance from WHO and others.

A highly preliminary population genetic analyses of 103 SARS-CoV-2 genomes indicates that the viruses could have evolved into two major types (designated L and S) and that the L type (newer and more aggressive) initially was more prevalent, but its frequency decreased after the end of January as more severe selective pressure was placed on it.

In addition to the weekly brief on the spread of COVID-19 and the actions that Africa CDC is taking to help member states, Africa CDC has begun to share a weekly brief detailing the latest changes in scientific knowledge and public health policy changes, as well as updates to the latest guidance from WHO and others.