It’s flu season, but we’re also still in the midst of the COVID-19 pandemic. SARS-CoV-2 (COVID-19), influenza A or B (flu), and other respiratory infections can present with similar symptoms, such as fever, cough, and shortness of breath. That’s why it’s important to consider testing for each of these contagious illnesses at the same time—especially for older adults, pregnant women, and people with underlying conditions or compromised immune systems. Knowing which infection—or infections—are causing your patient’s symptoms will help you make the best treatment decisions.
Whether caused by COVID-19, influenza, or another respiratory illness, the symptoms can be very similar1:
During widespread circulation of SARS-CoV-2 and influenza, clinicians should consider testing patients with compatible symptoms for both viruses, according to the CDC.2
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