Influenza (“the flu”) is caused by the influenza virus that infects the respiratory tract, affecting the nose, throat and lungs.
The flu can cause severe illness and life-threatening complications, like bacterial pneumonia and dehydration. It can also cause chronic medical conditions to worsen.
Expert care for the flu
Because each flu season is different and the virus evolves over time, the infectious disease specialists at UCHealth continually monitor the latest developments. We’re equipped with the latest tools for detecting, treating, and preventing the flu in our communities.
Flu vaccines, tests, and treatments
- Flu vaccines
- Tests for influenza
- Physical examination – your doctor may diagnose based on symptoms
- Rapid antigen detection tests – a blood test that detects influenza
- Fluorescent antibody tests – to differentiate between several upper respiratory viruses, influenza A, and influenza B
- Treatments for influenza
- Antiviral medications – prescription medications that treat the flu
- Hospitalization – when influenza causes severe illness. This includes treatment for dehydration.
Learn more about influenza, including symptoms, causes, and treatments, at our online Health Library.
>> Visit the Centers for Disease Control and Prevention website for more information about the flu.