The man, who had worked with sick cows, presented with signs and symptoms of conjunctivitis and rapidly recovered with oseltamivir.
During the past several months, highly pathogenic avian influenza (HPAI) virus has infected dairy cows in multiple parts of the U.S. and has been found in unpasteurized milk samples. Now, a case of human infection has been reported.
In March 2024, a man who worked on a dairy farm in Texas presented with eye redness and discomfort. On exam, he had subconjunctival hemorrhage and serous drainage from the eye but no systemic or respiratory symptoms. He reported working with dairy cows that had signs of illness similar to those seen in cows with confirmed HPAI A(H5N1) virus infection in the same area of Texas. Conjunctival and nasopharyngeal swabs from the man were positive for both influenza A and HPAI A(H5N1). He received oseltamivir and rapidl…
Reviewing Author
DisclosuresGrant/Research SupportNIH
Editorial BoardsUpToDate; ID Images (idimages.org); Infectious Diseases Society of America COVID-19 Treatment Guidelines; International Antiviral Society–USA (Guidelines Committee)
Leadership Positions in Professional SocietiesHIV Medicine Association; Infectious Diseases Society of America (Board of Directors)
DisclosuresGrant/Research SupportNIH
Editorial BoardsUpToDate; ID Images (idimages.org); Infectious Diseases Society of America COVID-19 Treatment Guidelines; International Antiviral Society–USA (Guidelines Committee)
Leadership Positions in Professional SocietiesHIV Medicine Association; Infectious Diseases Society of America (Board of Directors)