How do COVID-19 swab tests work? Unpleasant illustration reveals all

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How do COVID-19 swab tests work? Unpleasant illustration reveals all
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This type of test is currently the most effective way to determine whether or not someone is infected with COVID-19.

"Currently, those swabs are the most reliable [COVID-19 test]—better than swabs through the mouth. But in patients who are producing phlegm, or patients who are intubated, we prefer samples from the lungs. The nasopharyngeal swab is the best test if the patient is not intubated," he said.

Other swab tests for COVID-19 which are approved by the U.S. Centers for Disease Control and Prevention are the oropharyngeal and anterior nares Wash hands after coughing or sneezing; when caring for the sick; before, during and after food preparation; before eating; after using the toilet; when hands are visibly dirty; and after handling animals or waste.Avoid touching your hands, nose and mouth. Do not spit in public.

Cover your mouth and nose with a tissue or bent elbow when coughing or sneezing. Discard the tissue immediately and clean your hands.Stay at home if you feel unwell, even with mild symptoms such as headache and runny nose, to avoid potential spread of the disease to medical facilities and other people.

If you develop serious symptoms seek medical care early and contact local health authorities in advance. Note any recent contact with others and travel details to provide to authorities who can trace and prevent spread of the disease.Mask and glove usageWear a mask if you are coughing or sneezing.Do not touch the mask while wearing it. Clean hands if you touch the mask.Do not reuse single-use masks.The COVID-19 virus can still be picked up on rubber gloves and transmitted by touching your face.

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