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H1N1 Influenza (Swine Flu) - Exams and Tests

If your doctor thinks you have H1N1 flu, he or she will do a physical exam and ask you questions about your symptoms and past health.

Your doctor may also take a nasal swab to do a culture or PCR test for the virus. If one of these tests is needed, it is usually done within the first 4 or 5 days of illness.

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How Flu Spreads

Person to Person The main way that influenza viruses are thought to spread is from person to person in respiratory droplets of coughs and sneezes. (This is called "droplet spread.") This can happen when droplets from a cough or sneeze of an infected person are propelled through the air and deposited on the mouth or nose of people nearby. Influenza viruses may also be spread when a person touches respiratory droplets on another person or an object and then touches their own mouth or nose (or...

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WebMD Medical Reference from Healthwise

Last Updated: October 17, 2011
This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
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