Doctors Date First COVID-19 Case in France to Late December

A retrospective analysis of stored respiratory samples shows one patient could have been infected with SARS-CoV-2 weeks before the coronavirus was thought to have arrived in France, but a critic of the result questions whether the sample was contaminated.

Written byAshley Yeager
| 2 min read

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ABOVE: One of the hospitals where Yves Cohen works.
WIKIMEDIA, SUAUDEAU

A man living in France may have been infected with SARS-CoV-2, the virus that causes COVID-19, as early as December 27, weeks before the first official coronavirus cases were reported in the country, according to a study published online Sunday (May 3) in the International Journal of Antimicrobial Agents.

When the man, Amirouche Hammar, a 42-year-old fishmonger, visited a hospital north of Paris on December 27, he suffered from chest pains and had difficulty breathing. Doctors diagnosed him with viral pneumonia and treated him with antibiotics. “We told ourselves, ‘It’s a virus that we haven’t discovered,’ but we stopped there,” Yves Cohen, one of Hammar’s doctors who works at Avicenne and Jean Verdier hospitals, told BFM-TV, according to the Associated Press.

As cases of COVID-19 spread worldwide, Cohen and his colleagues decided to analyze samples taken from patients visiting the ...

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  • Ashley started at The Scientist in 2018. Before joining the staff, she worked as a freelance editor and writer, a writer at the Simons Foundation, and a web producer at Science News, among other positions. She holds a bachelor’s degree in journalism from the University of Tennessee, Knoxville, and a master’s degree in science writing from MIT. Ashley edits the Scientist to Watch and Profile sections of the magazine and writes news, features, and other stories for both online and print.

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