Everything You Need To Know About London Heathrow PCR Test

PCR means polymerase chain reaction. It’s a test to detect genetic material from a specific organism, such as a virus. The PCR test has become very famous recently since the pandemic started as it is used to verify the existence of the Coronavirus if the infection is present in the human body at the time of testing. PCR is a globally recognized Coronavirus diagnostic test and hence it is regarded as the gold standard among all other COVID-19 Tests. It has been crucial in keeping up with the rapid spread of the virus, especially for travellers all around the world, and if you are planning a vacation or just travelling for work, make sure to read this article as we will discuss all the steps involved in the London Heathrow PCR test experience.


Choosing A Heathrow PCR Test Provider

Travelling on vacation is a highly exciting time for many people. However, it can also be a bit difficult given the latest health protection measures implemented to reduce the risk of Covid-19 infection. That is why it’s important to make sure your vacation is as safe as possible. That’s why every journey outside of the Uk now starts with a pre-departure and post-arrival test for Covid.  Most major airports offer this as part of their health screening measures.

Heathrow Airport offers different Covid testing solutions that can be performed effectively and quickly. Once you start preparing for your journey it is important to keep in mind that booking your Heathrow PCR test should be a priority in order to have a stress-free and safe travel experience. Depending on the time frame and country you’re travelling to, you can choose a PCR test provider, but check local guidelines for your destination to ensure the chosen method is accepted as a means for entry.

PCR test is considered by many to be the gold standard in SARS-coV-2 diagnosis. This simple test actually detects specific RN (polymerase chain reaction) DNA that has been extracted from a sample cell and can identify the virus in just days after infection. Because it relies on restriction enzymes that are naturally present in our cells, this method is considered one of the most sensitive and accurate tests for determining the presence of viruses in fluids or tissues. The key advantage of using a PCR test is its ability to detect minute quantities of viral particles and the time it takes to determine the intensity of the detected abnormalities.

Heathrow PCR test

What The Results Mean For You

When a PCR test is performed on a patient with suspected Covid-19 symptoms, it can confirm suspicions that may arise from various laboratory analyses. These include the viral RNA culture (which may indicate the presence of a virus), the appearance of particulates on a smear, and the positive detection of a gram stain in a biopsy sample. In all these cases, if a positive result is confirmed by PCR analysis, a case of Covid-19 can be closed. However, the possibility of a false-positive result from a PCR test, especially on patients without any Covid-19 related symptoms, remains possible.

One important point to keep in mind is that although a positive result from a Covid-19 PCR test may be disappointing, it does not necessarily mean that a patient has actually been suffering from the condition. The reason for this is that in a positive clinical trial, a significant proportion of Covid-19 patients have been found to be false-positive. As previously explained, a positive test result on an individual only confirms the existence of SARS, but not the onset of the disease.

positive PCR test result

Final Words

At the moment, the big majority of British travellers do not require a Covid PCR test before departure as many countries now have opened their gates to visitors without tests, for fully-vaccinated travellers in particular. But, even those that require a PCR negative test result, it can be arranged in advance with the right Heatrowm PCR test provider for cheap and faster results.