First case? Avian flu spread from mammal to human; cow to man working at Texas dairy farm; caused bloody eyes

A photo of "blood in eyes" of a dairy worker was published in The New England Journal of Medicine Friday, May 3, 2024. The New Englan Journal of Medicine letter to the editor from a number of doctors and researcher described the eye symptom as conjunctivitis with subconjuntival hemorrhage in both eyes.

The Centers for Disease Control and Prevention confirmed HPAI A(H5N1) virus infection in the conjunctival and nasopharyngeal swab specimens obtained on the day of symptom onset. "Vital signs were unremarkable, with normal respiratory effort and an oxygen saturation of 97% while the patient was breathing ambient air.," according to the letter to the editor.

No USDA alerts  related to Avian Influenza as of Saturday May 4, 2024 1:08 PM CDT.

Highly Pathogenic Avian Influenza A(H5N1) Virus Infection in a Dairy Farm Worker | New England Journal of Medicine

Dairy worker with bird flu never developed respiratory symptoms, only pinkeye - NBC News

H5N1 bird flu virus started spreading in cows in Texas in December - STAT

H5N1 flu virus outbreak in cows likely started earlier than thought - STAT

H5N1 bird flu particles found in pasteurized milk; FDA backs safety

About STAT ...

STAT is an American health-oriented news website launched on November 4, 2015, by John W. Henry, the owner of The Boston Globe, and is produced by Boston Globe Media  in the Globe's headquarters building in Boston. The website name is derived from the term "stat", short for statim, or "immediately"—the term long used in medical contexts, such as emergency rooms and operating rooms to mean "now" or "without delay".