Virologist Malinnikova: false negative tests for COVID-19 are detected in the first 3 days of illness day testing does not reveal the disease in 80 percent of cases. This was stated by the head of the Department of Virology of the Russian Medical Academy of Continuing Professional Education, Doctor of Medical Sciences Elena Malinnikova, RIA Novosti quoted her as saying.
“In the first three days of infection with the virus, almost only 20 percent are detected and show a positive result. And only on the third to eighth day, the detection rate grows, “- this is how Malinnikova explained the existence of false negative tests for coronavirus, referring to research.
At the same time, the virologist noted that on the third to eighth day of the disease, the detection rate rises to 80 percent, but 20 percent “remain negative.” According to the doctor, the number of false-negative tests for coronavirus increases for 20-21 days and further: the virus still persists, but the test shows the opposite.
Earlier, Malinnikova said that 40 thousand rubles. This amount was calculated by the compulsory health insurance service.