On the 19th, Beijing reported that an infected person was an evolutionary branch of the Delta variant

Source: Beijing Daily

On January 20, at the 270th press conference on the prevention and control of the new coronavirus pneumonia epidemic in Beijing, Pang Xinghuo, deputy director of the Beijing Municipal Center for Disease Control and Prevention and a member of the national new coronavirus pneumonia expert group, introduced that on January 20, the Municipal Center for Disease Control and Prevention conducted whole genome sequencing of the positive nucleic acid test 1 reported by the city on January 19. The results showed that the Delta variant (AY.30 evolutionary branch) was exactly the same as the sequence of the nucleic acid test positive reported by the city on January 18, and belonged to the same chain of transmission.

On January 20, at the 270th press conference on the prevention and control of the new coronavirus pneumonia epidemic in Beijing, Pang Xinghuo, deputy director of the Beijing Municipal Center for Disease Control and Prevention and a member of the national new coronavirus pneumonia expert group, informed that from 0:00 to 16:00 on January 20, there were 5 new local confirmed cases of new coronary pneumonia in the city. Three cases were diagnosed as confirmed cases by those who were positive for nucleic acid test reported yesterday, 2 cases of ordinary type and 1 case of mild type.

Confirmed case 1: Cold storage administrator of unit dormitory, No. 8 North Guangyangcheng Street, Changyang Town, Changyang Town, Now Housing MountainOus District, a close contact of people 1 and 2 who were positive for nucleic acid tests notified on January 19, had shared the same bathroom. Self-reported no history of leaving Beijing, on the evening of January 17, he had sore throat symptoms, and purchased fast grams and Sanjiu cold granules at the Changyang Greenland Beijing Wanmin Parkway Pharmacy in Fangshan District, and his symptoms eased after taking the medicine, and he did not seek medical treatment. The nucleic acid test result was positive on 19 January. Based on the results of epidemiological history, clinical manifestations, laboratory tests and imaging tests, it was diagnosed as a confirmed case on 20 January, and the clinical classification was ordinary. He has been transferred to a designated hospital for isolation treatment. Confirmed case 2: Currently living in Yilanyuan District 1, Yuquanying Street, Fengtai District, daily wholesale operation of quick-frozen food, working unit address for the first floor hall of the southwest suburban cold storage of a company, less than 500 meters from the work cold storage of nucleic acid test positives 3, 4 and 5 notified on January 19, and had dined with three people at Huaxing Hotel near the unit. Self-reported no history of Beijing, on January 19, fever symptoms appeared, went to the nucleic acid sampling site for nucleic acid testing, the nucleic acid test results were abnormal on the same day, the Municipal Center for Disease Control and Prevention reviewed positive, and detected the specific mutation site of the Delta strain. He has been transferred to a designated hospital for isolation treatment. Based on the results of epidemiological history, clinical manifestations, laboratory tests and imaging tests, it was diagnosed as a confirmed case on 20 January, and the clinical classification was mild.

At present, epidemiological investigation and close contact tracing have been carried out, the risk points involved have been investigated, and various types of risk personnel have been classified and controlled.