The central city of Da Nang so far recorded three infection cases related to Omicron variant, who were among four COVID-19 cases detected on two flights to Da Nang from Malaysia on December 23-24, reported Director of the municipal Centre for Disease Control Ton That Thanh on January 11.
The samples of the four patients were sent to Pasteur Institute Nha Trang for genomic sequencing, and the institute confirmed on January 10 that three out of the four samples were infected with Omicron.
The three patients have now tested negative to SARS-CoV-2 and were discharged from hospital on January 10.
From 1pm January 10 to 1pm January 11, Da Nang logged 543 COVID-19 cases, 346 of them were local transmissions./.
VNA