Detection of Highly Pathogenic Avian Influenza (HPAI) in dairy cows

A disease event is currently under investigation involving the detection of Highly Pathogenic Avian Influenza (HPAI) in dairy cows presenting with decreased feed intake and significantly reduced milk production. WADDL as a USDA National Animal Health Laboratory Network Tier 1 laboratory is actively involved in the response to this incident. To date, confirmed cases are […]

Diagnosis and official regulatory testing for bovine trichomoniasis in Washington

Bovine venereal trichomoniasis is caused by Tritrichomonas foetus, a flagellate protozoan parasite. T. foetus lives in the reproductive tracts of bulls and cows and has worldwide distribution. Confirmation of trichomoniasis requires demonstration of T. foetus parasites by laboratory testing, which is offered by WADDL.

Categories: Cattle

Diagnosis and testing for malignant catarrhal fever (MCF)

Malignant catarrhal fever (MCF) is a frequently fatal disease syndrome primarily of certain ruminant species (e.g. cattle, bison, deer), caused by one of several herpesviruses. Learn more about the disease, diagnosis, and testing at WADDL.

Categories: Cattle

Abortion diagnosis

Maintenance of a profitable livestock industry depends upon efficient animal reproduction. Diseases that interrupt pregnancy are costly, and control measures cannot be devised until the cause for the reproductive loss is accurately identified.