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Coronavirus can be transmitted through faeces, Chinese University study confirms, with experts suggesting stool tests as alternative screening tool

  • Some respiratory system specimens tested negative for Covid-19 but coronavirus was detected in faecal samples from all 14 patients in study
  • None of the urine specimens contained the virus, and it was only detected in the blood of four patients

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Some people are unable to provide a sputum, or phlegm, sample for testing. Photo: AFP
People showing symptoms of the deadly coronavirus could have their stool tested as an alternative screening tool to deep throat saliva, Chinese University of Hong Kong experts say, after their study confirmed Covid-19 can be transmitted through faeces.
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The university’s faculty of medicine recently tested 339 stool, sputum, nasopharyngeal swab, deep throat saliva, blood and urine samples from 14 Covid-19 patients in Hong Kong.

It found that, for three patients, some specimens from their respiratory system – sputum, nasopharyngeal swab and deep throat saliva – tested negative for the coronavirus.

But the coronavirus was detected in faecal samples from all 14 patients, regardless of how ill they were.

None of the urine specimens contained the virus, and it was only detected in the blood of four patients.

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