Flu testing and diagnosis: How does it work? - Walgreens
2024年8月23日 · There are a number of tests used to diagnose the flu. The most common are rapid influenza diagnostic tests (RIDTs), and they may be performed in a healthcare provider’s office. RIDTs work by detecting antigens (parts of the virus) that stimulate an immune response.
Diagnosis for Flu | Influenza (Flu) | CDC
2022年10月3日 · Different kinds of flu tests. A number of tests are available to detect flu viruses in respiratory specimens. The most common are called "rapid influenza diagnostic tests (RIDTs)." RIDTs work by detecting the parts of the virus (antigens) that stimulate an immune response.
Overview of Influenza Testing Methods | Influenza (Flu) | CDC
2024年8月8日 · Influenza virus testing is recommended for all patients with suspected influenza who are being admitted to hospital. Clinicians should understand the limitations of influenza virus tests and how to properly interpret the results, particularly negative results.
At-Home Flu Tests: Where to Get Them, Accuracy, and FAQs - GoodRx
2023年11月1日 · There are at-home flu tests that give you results in as little as 15 minutes. You can buy these tests online without a prescription. You can use your health savings account (HSA) or flexible spending account (FSA) account to help cover the cost.
Rapid Influenza Diagnostic Tests | Influenza (Flu) | CDC
2024年9月17日 · This page provides information about rapid influenza diagnostic tests (RIDTs), including how to interpret their results, and their use in clinical decision making and outbreak investigations.
Flu Test: Types, Purpose, Procedure & Results - Cleveland Clinic
A flu test tells you if you have the flu virus. There are different types of flu tests, including ones you can take at home. They use a nasal swab.
Rapid Flu Test: How to Test for Influenza Flu Viruses - WebMD
2023年5月17日 · Some tests can help your doctor figure out which flu virus you have, influenza A or B. Are All Tests the Same? No. The quality of the test depends on the maker, how the test works, and how...
Flu (Influenza) Test - MedlinePlus
Flu is short for influenza, a respiratory infection caused by a virus. A flu test helps your health care provider find out if you have the flu. If do you have the flu, your provider may prescribe medicine to help fight the virus, if needed. The medicine is called antiviral medicine.
Influenza (flu) - Diagnosis and treatment - Mayo Clinic
2024年12月3日 · To diagnose the flu, also called influenza, your healthcare professional does a physical exam, looks for symptoms of flu and possibly orders a test that detects flu viruses. The viruses that cause flu spread at high levels during certain times of the year in the Northern and Southern hemispheres.
FDA Authorizes First COVID-19 and Flu Home Test
2024年9月27日 · Now, a newly authorized, over-the-counter (OTC) combination test for COVID-19 and flu is making it easier to figure out what ails you — all from the comfort of home. What is the at-home COVID-19 and flu test?