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Written by: McKay and Zhu Haiqi
2021-04-25 23:03
Last update date: 2021-04-25 23:04
The new crown pneumonia variant virus is suspected to have entered the community. When the 38-year-old Filipino domestic helper (#11730) came to Hong Kong to enter the Ramada Seaview Hotel in Xiyingpan for quarantine, it was suspected that an quarantined person opened the doors and windows in the room and the residual virus spread through the corridors.
Yuan Guoyong, Chair Professor of the Department of Microbiology, University of Hong Kong, told "Hong Kong 01" today (25th) that in order to reduce the risk of air transmission, tenants should be required to close the window and take samples again, or take samples directly in the room.
The Department of Health replied in the evening, stating that quarantine persons must close all windows and wear masks before opening the door to fetch supplies or lunch boxes.
The Filipino domestic helper (#11730) who had stayed at the Ramada Seaview Hotel in Xiyingpan was suspected of being infected by a patient with a variant virus in the neighboring room.
(Information Picture/Photographed by Li Zetong)
Residual virus in the corridor for people infected with quarantine
Case #11730 is a 38-year-old Filipino maid. She stayed at the Ramada Seaview Hotel in Sai Ying Pun from March 27 to April 16. She tested negative for the virus during the quarantine period and tested positive at the community testing center on April 22. And with N501Y variant virus.
Professor Yuan Guoyong of the Department of Microbiology of the University of Hong Kong believed that after an earlier inspection, people with the variant virus quarantine opened the window of the room and opened the door without wearing a mask. In addition, the lack of air circulation in the corridor caused the virus to remain in the corridor and cause short-distance air transmission. As a result, he was infected.
Yuan Guoyong told "Hong Kong 01" today that the best way to collect swabs is to take samples after closing the door in the room. Even if the samples are not taken in the room, the quarantine person should close the windows and doors of the room to prevent the room air from flowing out of the corridor.
The quarantine person needs to wear a mask before opening the door. The
Department of Health will reply in the evening. In response to the current situation, the government has issued a notice to all quarantine hotels to each quarantine person, requiring them to close all windows and wear them before opening the door to fetch supplies or lunch boxes. Masks.
In addition, the department also informed the sampling contractor that they must make sure that the quarantine person has closed the windows in the room before they can open the door for sampling. The government will continue to closely monitor and follow up the relevant arrangements.
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