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Home / How to Read Covid 19 Test Results

How to Read Covid 19 Test Results

Coronavirus (COVID-19): How to do a lateral flow device (LFD) examination at home

Before taking an LFD test, y'all should ever read the instructions that come with your exam kit, equally the test may be different to one you've used before.

Pharynx and nose swab test – plain NHS blue and white box

Step by footstep video for throat and nose swab test (https://world wide web.youtube.com/watch?5=Q92_ZJRWqiI)

Do non eat or drink thirty minutes before taking the test.

You lot'll need to swab both your tonsils (or where your tonsils would have been) and olfactory organ. If you've had a nosebleed in the last 24 hours, swab the other nostril or wait 24 hours from when the nosebleed stopped.

If you lot have a nose piercing, swab the other nostril. If y'all accept a piercing on both sides, remove the piercing on the side you're going to swab.

The textile tip of the swab should not bear upon anything apart from the inside of your pharynx and nose.

plain blue and white box with NHS logo

Throat and nose swab test

Footstep by step instructions for throat and nose test
  1. Read the instructions that come with your test kit.
  2. Clean and dry a apartment surface and wash or sanitise your hands earlier you lot start.
  3. Once you take removed the test strip from its packet, start the exam inside 30 minutes.
  4. Advisedly open up the extraction buffer sachet/tube.
  5. Open the extraction tube and pour in all the liquid.
  6. Close the cap and put the extraction tube in the holder
  7. Accident your nose.
  8. Clean your hands once again.
  9. Remove the swab from the packet. Exercise non touch on the fabric tip (soft part) of the swab.
  10. Open your mouth wide and rub the fabric tip over both tonsils (or where your tonsils would take been if you've had them removed). Do this 4 times on each side. Information technology's normal to find this a flake uncomfortable.
  11. Using the same swab, insert it up your nostril until you feel resistance.
  12. Rotate the swab in your nostril 10 times.
  13. Option up the extraction tube, open the lid and identify the material tip of the swab in the fluid in the tube.
  14. Firmly press the swab against the bottom-inside of the tube and rotate it around for 15 seconds. It's of import to mix thoroughly.
  15. Compression the tube as you remove the swab and put the nozzle cap on.
  16. Squeeze the extraction tube to place 2 drops of fluid on the test strip. Picket out for any air bubbling.
  17. Set up a timer for 30 minutes and go out the test strip on a clean, flat surface.
  18. Once your test is complete, identify all used test kit contents in the waste matter purse provided and put this in your bin.

Your test outcome will show on the test strip 30 minutes after taking the test. You must read your result at exactly 30 minutes.

Nose only swab test – blue and white box (ACON Flowflex)

Step past stride video for ACON Flowflex nose only swab test (https://www.youtube.com/watch?five=rtP48RQk3UA)

If your LFD test says ACON Flowflex on the box, you'll exist swabbing your nose simply.

The fabric tip of the swab should not touch on anything autonomously from the inside of your olfactory organ.

blue and white box with Flowflex logo

ACON Flowflex olfactory organ only test

Do not eat or drink 30 minutes before taking the test.

Step by step instructions for ACON Flowflex olfactory organ only test
  1. Read the instructions that come with your test kit.
  2. Make clean and dry a apartment surface and wash or sanitise your hands earlier y'all start.
  3. Once yous have removed the test strip from its parcel, kickoff the exam within 30 minutes.
  4. Take the examination strip out of the sealed handbag and identify it onto a make clean flat surface.
  5. Carefully remove the aluminium foil lid from the height of extraction buffer tube.
  6. Put the extraction tube in the holder.
  7. Remove the swab from the package. Practice not touch the textile tip (soft part) of the swab.
  8. Insert the entire fabric tip of the swab into one nostril. Using gentle rotation, push the swab less than 2.5cm from the edge of your nostril. It's normal to find this a bit uncomfortable.
  9. Rotate the swab 5 times brushing against the inside of your nostril.
  10. Using the same swab, swab v times in the other nostril.
  11. Choice upward the extraction buffer tube and place the fabric tip of the swab into the tube so it'south in the liquid. Printing the tip against the edge of the extraction buffer tube with force, while rotating it around the tube for 30 seconds.
  12. Rotate the swab 5 times while squeezing the side of the tube.
  13. Pinch the tube as you remove the swab.
  14. Attach the dropper tip firmly onto the extraction buffer tube. Mix thoroughly by swirling or flicking the bottom of the tube.
  15. Gently clasp the extraction buffer tube to place four drops of the liquid into the sample well on the examination strip. Watch out for any air bubbles.
  16. Set a timer for 15 minutes and leave the test strip on a make clean, flat surface.

Read the issue when the timer reaches 15 minutes. Do non read your result after 30 minutes.

Nose simply swab examination – green and white box (Orient Gene)

Step past stride video for Orient Factor olfactory organ only swab test (https://www.youtube.com/lookout?5=MMvr4VDxmEo)

If your LFD examination comes in a green and white box, you'll be swabbing your nose just. This type of exam is chosen Orient Gene.

The fabric tip of the swab should not bear upon annihilation autonomously from the within of your nose.

green and white box

Orient Factor nose only examination

Pace by step instructions for Orient Gene nose only test
  1. Read the instructions that come with your test kit.
  2. Clean and dry a flat surface and launder or sanitise your hands before you start.
  3. Keeping the tube away from your face, gently peel off the sealing pic on the extraction tube to avoid spilling whatever liquid.
  4. Put the extraction tube in the holder.
  5. Accident your nose.
  6. Remove the swab from the parcel. Practise not touch the fabric tip (soft part) of the swab.
  7. Insert the textile tip of the swab into one nostril, about 2.5cm from the edge of your nostril.
  8. Gently wipe the swab around the inside of your nostril in a round motion five times. No force is needed and you lot do not accept to button far into your nostril.
  9. Using the same swab, insert the textile tip of the swab into your other nostril, about two.5cm from the edge of your nostril.
  10. Place the fabric tip of the swab into the extraction tube liquid. Printing the tip against the edge of the extraction tube with force, while rotating it around the tube at to the lowest degree 6 times.
  11. Go out the swab in the extraction tube for 1 minute.
  12. Accept the swab out of the extraction tube and put the swab in the plastic waste bag.
  13. Push the nozzle cap tightly onto the extraction tube to avoid any leaks.
  14. Gently squeeze the extraction tube to place four drops of the liquid into the sample well on the examination strip.
  15. Fix a timer for 15 minutes and leave the test strip on a clean, flat surface.

Read the effect when the timer reaches 15 minutes. Practise non read your result after 20 minutes.

Test results

The time it takes for your effect to announced depends on whether your examination is a:

  • pharynx and olfactory organ swab – 30 minutes exactly
  • olfactory organ swab just (bluish and white box) – between xv and 30 minutes, but no longer than thirty minutes
  • olfactory organ swab only (green and white box) – xv minutes, and no longer than 20 minutes

Report your result

Your LFD test is not consummate until you report your consequence online or by phone, and you lot receive a result confirmation notification. It'south very important that you report your issue so your contacts tin can be traced. This helps to forbid the spread of coronavirus in the community.

On the day an LFD test is taken you should report your effect online.

You must study your test result, whether the outcome is positive, negative or void.

Report your issue

Positive LFD result

If you have two lines (one adjacent to C and one next to T), your LFD examination is positive.

Positive LFD test with two lines (one next to C and one next to T)

Positive LFD examination

If yous have a positive LFD outcome, you must self-isolate immediately. If you lot demand it, financial and practical support is available.

Contact tracing will begin when you written report a positive LFD test result.

Negative LFD consequence

If there is one line next to C (and no line side by side to T), your LFD exam is negative.

Negative LFD test with one line next to C and no line next to T

Negative LFD test

A negative LFD test is not a guarantee that you do not have coronavirus. It only reflects a specific point in time. You should continue to follow protective measures.

If you develop coronavirus symptoms you must self-isolate and book a PCR examination.

Void LFD issue

If at that place is one line next to T (and no line next to C), or no lines, your test is void. This means your test did non run correctly.

Void LFD test with one line next to T (and no line next to C)

Void LFD test

Void LFD test with no lines showing

Void LFD test

You lot should have another LFD exam using a new exam kit – exercise not reuse anything from the first kit.

If your test fails for a 2nd fourth dimension, yous should book a PCR test. Yous do not need to cocky-isolate after two void results, but you should continue to follow protective measures.

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Source: https://www.nhsinform.scot/illnesses-and-conditions/infections-and-poisoning/coronavirus-covid-19/test-and-protect/coronavirus-covid-19-how-to-do-a-lateral-flow-device-lfd-test-at-home