China has begun using anal swabs to test those it considers to be at high risk of infection with Covid-19, state television CCTV reported.
Small-scale Covid eruptions, localized in recent weeks, have resulted in numerous cities in northern China being isolated from the rest of the country, and have sparked mass testing campaigns, which have previously been carried out mainly using swabs. throat and nose.
The anal swab method "could increase the detection rate of infected people" as traces of the virus last longer in the anus than in the respiratory tract, Li Tongzeng, a senior physician at Beijing's Yuan Hospital, told CCTV.
CCTV said anal swabs would not be used as much as other methods, as the technique was not "appropriate".
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Burimet: The Washington Post, Guardian
