On 15 April 2020, WHO received information regarding a confirmed case of yellow fever in Magandi village, Tchibanga city in Nyanga Province of southern Gabon, 590 km from the capital, Libreville.
The case is an 83-year-old male with no known vaccination history for yellow fever. He had onset of symptoms on 30 January 2020 and presented to a health facility on 2 February 2020 with abdominal pain and jaundice. Between 2 February and 9 April, he consulted the Urban Health Centre in Tchibanga, the Christian Alliance Hospital in Bongolo and the University hospital in the capital Libreville where the case received anti-malarial treatment and remained hospitalized until his death on 9 April 2020. On 14 April 2020, the laboratory results received from the WHO Regional Reference Laboratory at the Institute Pasteur in Dakar, Senegal, confirmed yellow fever infection, by seroneutralisation test. The additional differential diagnostic tests performed were negative for dengue, West Nile fever, chikungunya, Crimean-Congo Haemorrhagic fever, Zika and Rift Valley fever.