Collecting specimens from the surface of the respiratory mucosa with nasopharyngeal swabs is a procedure used to diagnose Covid-19 as well as other respiratory viral infections and certain bacterial infections in adults and children. This video describes the collection of specimens for detection of Covid-19. #COVID19 #SARSCoV2 https://nej.md/3bdP7El | The New England Journal of Medicine

Here’s the difference between an at-home nasal swab #COVID19 test and a nasopharyngeal swab test you’d receive from a health care professional. | Dr. Mehmet Oz

Times News reporter J.H. Osborne being tested for COVID-19, the novel coronavirus, by nasopharyngeal swab at the free drive-thru testing site at the Sullivan County Regioinal Health Department in Blountville, Tennessee on Monday, April 20, 2020. Testing is open, by appointment, to any Sullivan County resident who wants one. Appointments are available Mondays through Fridays from 1 p.m. to 4 p.m. To schedule an appointment call 279-2777. Health officials describe the test as being "uncomfortable,