The results of the rapid strep test were negative, but the rapid flu test was positive for the influenza virus, type a. what coding system is used in this scenario?

In the scenario whereby a patient tested negative in the rapid strep test but tested positive for the influenza virus type A in the rapid flu test, the coding system used is code 487.1. This code consists of signs of laryngitis, pharyngitis, or respiratory infection, both upper and acute.

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