COVID-19 Variants Identified In The UK - 6 May 2022
The UK Health Security Agency (UKHSA) has released variant technical briefing 41.
This edition includes an update on the current circulating lineages, including several cases of Omicron BA.4 and BA.5 which have been detected in the UK.
UKHSA has also released a variant risk assessment
for Omicron BA.4 and BA.5, summarising the emerging epidemiology and laboratory evidence.
As of 2 May 2022, 21 confirmed cases of Omicron BA.4 and 19 confirmed cases of Omicron BA.5 have been detected in England.
Dr Meera Chand, Director of Clinical and Emerging Infections at UKHSA, said:
"UKHSA continues to monitor and study variants of SARS-CoV-2 closely and is working with academic partners to rapidly assess the significance of the lineages BA.4 and BA.5.
"Our continued genomic surveillance allows us to further investigate variants that are growing within the UK".