I am a doctor and this is how WATER or carbonated drinks can produce false positive side flow

LATERAL line testing is a great way to keep people safe from Covid and if you test positive you must isolate to prevent the spread of the bug.

Everyone worries about false positives when testing – because no one wants to be quarantined if they don’t have to and a doctor has revealed how the way you drink can make a difference.

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When performing a lateral flow test (LFT), you should read the instructions on the box because each is different and some are made by different manufacturers.

However, one of the main instructions on most pill packs is that you should wait 30 minutes after eating or drinking to take the test.

This is because some foods and drinks, such as water and carbonated water, can interfere with the test.

Sign up TikTok, NHS doctor, Dr. Karan Rajan explained why these popular drinks can produce false positives.

“First we need to look inside the lateral flow device,” he said.

He added: “This gray box and the part immediately above it contain antibodies that are sensitive to the Covid-19 virus.

“If you use things like soda, tap water and carbonated drinks, that will cause the pH to change, which will affect the function of the antibodies on the test line.

“That’s why you need to use this buffer (consisting of 99.7% saline) that provides a stable pH that will really make the test work.”

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Sideline testing is an easy way to detect Covid quickly, and it was announced this week that some people who test positive for Covid will not need to have a follow-up PCR test due to the extent of the spread. of the current virus.

While cases are widespread across the country, most people with Omicron say they are experiencing symptoms similar to those of the common cold.

A string of extremely active research showed that Omicron was milder than other strains, with the first official UK report revealing the risk of hospitalization was 50 to 70% lower than Delta.

The Covid booster shots protect against Omicron and give the best chance of passing Disease, health officials have repeatedly said.

The Sun’s Jabs Army campaign is helping to get key additional vaccines in British arms to avoid the need for any new restrictions.

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Like testing, regular testing has become a way of life for the British.

Previous experts have also explained why faint lines can also be false positives.

Post a vague photo positive lateral flow Instagram, London-based A&E’s Dr. Nathan explains what it means.

“Basically, if *any* lines appear before the end of the explanation window (check the leaflet, usually 30 minutes), then this is a *positive* test and you have to get rid of it,” he said. ly and place a PCR.

“However, if a line appears *after* the explain window this does NOT count as a positive test. You don’t need to isolate and you don’t need to set a PCR.”

But if you have symptoms, regardless of the lateral flow test results, you should isolate and schedule a PCR test.

A complete list of reasons to do a PCR test

In the UK, the reasons to request a PCR test are:

1. You have Covid symptoms
2. You have been in contact with someone who tested positive and you must isolate yourself
3. You have been asked to take the test by a local board or someone from NHS Test and Trace
4. Your family doctor or other medical professional has asked you to take the test
5. You are participating in a government pilot project
6. You have been asked to take a test to confirm a positive result
7. You received an unclear result and were asked to take a second test
8. You need to get tested for someone you live with who has symptoms (you can order testing for up to three family members)
9. You are part of the National Tactical Response Team
10. You are about to have surgery or a procedure (in some cases)

Exceptions to the lateral flow check rule:

1. Those eligible for the £500 Test and Traceability Support Payment (TTSP) will still be required to do confirmatory PCR so they can access financial assistance
2. Persons participating in research or surveillance programs may still be required to have a follow-up PCR test
3. Around a million people in the UK at risk of becoming seriously ill from Covid are participating in new research into treatments

Rules can vary from country to country, for example in Scotland you should apply for a PCR test if you have two or more negative side-flow test results.

And in Wales, people in the “clinically vulnerable” group will still need to have a PCR test if their lateral flow is positive but they are asymptomatic.

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