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December 30 (Reuters) – A California nurse tested positive for COVID-19 more than a week after receiving Pfizer Inc.’s vaccine, a ABC News affiliate reported on Tuesday https://bit.ly/2L8iBel , but a medical expert said the body said it needed more time to build protection.
Matthew W., 45, a nurse at two different local hospitals, said in a Facebook post on December 18 that he had received the Pfizer vaccine and told the ABC News branch that his arm hurt one day. was, but that he had no other side effects.
Six days later on Christmas Eve, he fell ill after working a shift in the COVID-19 unit, the report said. He got the chills and later came down with muscle aches and fatigue.
He went up to a test site for a hospital the day after Christmas and tested positive for COVID-19, the report said.
Christian Ramers, a specialist in infectious diseases at Family Health Centers of San Diego, told the ABC News branch that this scenario was not unexpected.
“We know from clinical trials of the vaccine that it will take about 10 to 14 days before you start developing protection against the vaccine,” Ramers said.
“The first dose, according to us, gives you somewhere around 50%, and you need the second dose to get 95%,” Ramers added.
(Reporting by Kanishka Singh and Akriti Sharma in Bengaluru Editing by Gareth Jones)
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