A nasal swab, is a test that checks for viruses and bacteria that cause respiratory infections.
There are many types of respiratory infections. A nasal swab test can help your provider diagnose the type of infection you have and which treatment would be best for you. The test may be done by taking a sample of cells from your nostrils or from the nasopharynx. The nasopharynx is the uppermost part of your nose and throat.
Other names: anterior nares test, nasal mid-turbinate swab, NMT swab nasopharyngeal culture, nasopharyngeal swab