9/1/2023 0 Comments Uk corona virus symptoms![]() ![]() Lateral flow and PCR tests can be bought, and some countries require proof of testing to enter when travelling.ĬOVID-19 is caused by a coronavirus, SARS CoV-2. In the UK, only a small number of people are currently eligible to get free lateral flow tests from the government details can be found on the GOV.UK website (see Further Reading). Neither test can tell the difference between 'live' virus, which is able to infect other people and cause illness, and 'dead' virus, which is harmless particularly with PCR tests, which may remain positive for several weeks after the infection has resolved and is no longer contagious. PCR tests are more sensitive for COVID-19 infection, ie people who have COVID-19 are less likely to get a false negative PCR test. These usually take at least a day to return a result. These need to be sent to a laboratory, which uses special lab equipment to perform the test. It's possible to have COVID-19 and still get a negative result - one estimate is that about a third of people with symptomatic COVID-19 infection, confirmed via a PCR test, will have a negative lateral flow test. A positive test is a good indicator of COVID-19 infection. These give a result within about 15 minutes to 30 minutes depending on the type of test. These can be done at home, by using a small plastic dropper to put a sample of the test solution into a plastic cassette. In both cases, these are done using nose or throat swabs to pick up virus particles. There are two main types of COVID-19 tests. ![]() Isolate for at least 10 days, consult a doctor, and consider taking a viral test before ending isolation for people who needed hospital treatment for COVID, or people who have weakened immune systems.Isolate for 10 days if they have had moderately severe COVID (causing shortness of breath or difficulty breathing).Continue to isolate if their symptoms are not improving at five days, until their symptoms are improving and they have been fever-free for 24 hours. ![]() End isolation if their symptoms are improving after five days and have been fever-free for 24 hours. ![]()
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