Four Texas Horses Confirmed With EIA
A Coggins test screens horses’ blood for antibodies that are indicative of the presence of the EIA virus. | Photo: Alexandra Beckstett/The Horse
Texas Animal Health Commission (TAHC) officials have confirmed four Quarter Horses with equine infectious anemia (EIA): two in Ellis County and one each in Brazoria and Bastrop counties.

All premises involved are under quarantine until TAHC’s requirements have been met, and TAHC staff are helping owners and local veterinarians to implement biosecurity protocols and monitor potentially exposed horses.

Texas’ first EIA case for 2020 was confirmed on March 16 in Kleberg County.

Equine infectious anemia is a viral disease that attacks horses’ immune systems. The virus is transmitted through the exchange of body fluids from an infected to an uninfected animal, often by blood-feeding insects such as horseflies. It can also be transmitted through the use of blood-contaminated instruments or needles

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