On 9 August, the World Health Organization announced its support to Guinea following a confirmed death from Marburg virus disease, the first recorded case in the country and in West Africa. The virus is related to Ebola and, like COVID-19, is transmitted from animal hosts to humans. It is carried by bats and has a fatality rate of up to 88 per cent. The virus was detected in southern Gueckedou prefecture, Nzérékoré Region, south-western Guinea. The patient who died on 2 August lived in a village near both the Sierra Leone and Liberian borders. On 10 August, the National Health Security Agency (ANSS) conducted a meeting to address the health crisis with relevant government stakeholders, local authorities, humanitarian partners, and donors.