The patient reported redness of the eyes (consistent with conjunctivitis) as the only symptom. He was isolated and treated with an antiviral medication used for influenza.

Authorities specify that this infection did not change their assessment of the risk for the American population, considered ‘low’ A first case was discovered in the country in 2022, in Colorado, but it was an infection by poultry. Experts are concerned about the growing number of mammals infected with highly pathogenic avian influenza (HPAI)