A PCR test begins with either a nasal swab or ... If this line remains clear, the test is negative for COVID-19. Finally, the mixture will flow to the right until it crosses the control line.

COVID-19 testing includes molecular (PCR), antigen (rapid), and antibody (serology) tests, each serving different ...

This is why, if you already have symptoms, a negative antigen test isn't conclusive ... t already have COVID, you might pick it up there. Fortunately, there are molecular (PCR quality) tests ...

Rapid antigen tests are usually less sensitive and more likely to produce false negative results if you don't have symptoms.

Long-term health care utilization is greater among patients with COPD who have tested positive for COVID-19 and are unvaccinated.

T'puram: The health department has made Covid tests mandatory for those coming with influenza-like illness and respiratory ...

Majority of the cases are being reported from Kerala as it logs 335 fresh infections, taking its total active cases to 430.

In view of the increase in the number of COVID-19 cases in Kerala, the state health department issued guidelines to hospitals ...

With the number of Covid-19 positive cases increasing in Kerala, the Health Department has decided to come out with fresh ...