On December 28, Deputy Well being Minister Nguyen Truong Son knowledgeable concerning the first case of Omicron variant an infection in Vietnam. Accordingly, this individual returned from the UK and entered Noi Bai airport on December 19. When a fast check was optimistic for SARS-CoV-2, this individual was taken to the isolation space of the 108 Central Navy Hospital by a specialised car. As a result of the affected person returned from the UK, the hospital performed gene sequencing of the affected person samples on December 20 and December 21. Outcomes of figuring out sufferers contaminated with the Omicron variant (B.1.1.529). At the moment, the Ministry of Well being has reported the incident to the Authorities.
The Omicron variant was first collected on 11/11/2021 in Botswana and 14/11/2021 in South Africa. By November 24, the variant was reported to WHO. On November 26, WHO named this new variant Omicron B.1.1.529 and labeled it of curiosity.
Omicron has greater than 50 mutations, of which the spike protein alone has 32 mutations (Delta has solely 9 mutations). Scientists name this a leap within the evolution of viruses. The spike protein varieties the protruding knobs on the skin of the SARS-CoV-2 virus, which helps the virus connect to cells to enter. In an replace on December 14, WHO mentioned the Omicron variant is spreading sooner than any beforehand detected pressure of Covid-19.
Preliminary studies counsel that the majority vaccinated Omicron sufferers expertise gentle, cold-like signs. The outstanding signs are cough, fatigue, stuffy nostril, runny nostril. Nevertheless, scientists have but to find out the signs and severity in unvaccinated sufferers.
Based on WHO, the Omicron variant has now been confirmed in additional than 90 nations. In early December, WHO Director-Normal Tedros Adhanom Ghebreyesus mentioned: “In truth, Omicron might be current in most nations, even when it has not been detected.”
>> See extra: Specialists count on the Omicron variant to assist finish the pandemic