Monkeypox outbreak (2022)


July 3, 2022

Outbreak of monkeypox in 2022 - an outbreak in 2022 of a zooanthroponotic viral disease of monkeypox, is observed in a number of states. In 2022, it was detected in a Briton who flew in from a trip to Nigeria. Genomic analysis performed on the case in Portugal places the virus that infected this patient in the West African clade, finding it most closely related to viruses associated with cases exported from Nigeria in 2018 and 2019.


Monkeypox, a formerly rare infectious disease first isolated in 1958. Most cases of infectious disease were previously detected in Africa: as a rule, adolescents under 16 were infected.

Position of the WHO

The World Health Organization convened an emergency meeting of experts to discuss the monkeypox outbreak on May 20, 2022. The disease is transmitted through direct physical contact and airborne droplets, it mostly affects children and people with poorly functioning immune systems. The incubation period is from 5 to 21 days, the symptoms are fever, back and muscle pain, chills and fatigue. The mortality rate fluctuates around 3.6%. According to David Heymann, adviser to the World Health Organization, the main theory for how the outbreak began is the transmission of the virus during sexual intercourse by homosexuals and bisexuals at two parties in Belgium and Spain. A characteristic difference from ordinary human smallpox, in the localization of skin rashes: 95% of cases - face; 75% of cases - feet and hands; 70% of cases - oral mucosa; 30% of cases are reproductive organs; 20% of cases - conjunctiva and cornea.


The first case of infection was confirmed by the World Health Organization on May 7 in a tourist from the UK (Brynia) who had recently returned from Nigeria. On 29 April, he developed skin rashes and on 4 May he returned to the UK, where he was taken to hospital and isolated. On May 12, two new cases of infection were detected in London in people who lived in the same house. One was taken to the hospital, the other, experiencing the disease in a milder form, continued to be treated under quarantine. On May 17, four more cases of infection were detected: 3 in London.