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How is a rapid DNA test used to diagnose bacterial throat infections?

A rapid DNA test is similar to a throat culture when it comes to how it diagnoses bacterial throat infections, but a little faster. A swab is taken from the throat and the sample is sent to a lab for analysis. Instead of waiting to see what grows, the DNA in the sample can be analyzed to precisely identify if a bacterial infection is present, and, if so, what type of bacterium is causing it. This test can usually be performed within a day.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.