Disease Alerts

Source: Utah Department of Agriculture and Food

Number Confirmed: 1; 
Number Exposed: Unknown;

Source: Utah Department of Agriculture and Food

Number Confirmed: 1; 
Number Exposed: Unknown;

Source: Utah Department of Agriculture and Food

Number Confirmed: 1; 
Number Exposed: Unknown;

Source: Kentucky Department of Agriculture

Number Confirmed: 1
Number Exposed: Unknown 
Facility Type: Private Facility
Age: 13; Gender: Mare; Breed: Thoroughbred (TB); Onset of Clinical Signs: 9/24/2023
Clinical Signs: muscle fasciculation; Confirmation Date: 9/29/1930; Horse Status: Affected And Alive; Vaccination Status: Unvaccinated
Comments: This is the 8th west nile equine of 2023. on 9/29 patient described as responding to treatment. For more information, go to: https://www.kyagr.com/statevet/west-nile-info.html

Source: Kentucky Department of Agriculture

Number Confirmed: 1
Number Exposed: Unknown 
Facility Type: Private Facility
Age: 18; Gender: Gelding; Breed: Quarter Horse (QH); Onset of Clinical Signs: 9/24/2023
Clinical Signs: 9/27 Presented with facial and neck muscle fasciculations and ataxia. Became recumbent unable to rise.; Confirmation Date: 9/29/2023; Horse Status: Euthanized; Vaccination Status: Unvaccinated
Comments: This is the 9th equine confirmed affected with West Nile virus in KY this calendar year. A summary of Kentucky's case can be seen at: https://www.kyagr.com/statevet/west-nile-info.html

Source: California Department of Food & Agriculture

Number Confirmed: 1
Number Exposed: Unknown
Age: 5; Gender: Mare; Breed: Quarter Horse (QH); Onset of Clinical Signs: 9/20/2023
Clinical Signs: Facial twitching, hyperreactive to stimuli, ataxia; Confirmation Date: 9/25/2023; Horse Status: Recovering; Vaccination Status: Unvaccinated
Comments: This is the 27th case of equine WNV confirmed in CA in 2023. For more information, go to: https://www.cdfa.ca.gov/ahfss/Animal_Health/WNV_Info.html

Source: MAPAQ

Number Confirmed: 1
Number Exposed: Unknown
Facility Type: Stable
Age: 1; Gender: Filly; Breed: Quarter Horse (QH); Onset of Clinical Signs: 9/24/2023
Clinical Signs: Acute neurological signs: ataxia, loss of balance, muscle fasciculations on shoulders, thoracic limbs and neck. No fever. Deceased on 09-28. Confirmation Date: 9/29/2023; Horse Status: Deceased; Vaccination Status: Unvaccinated

VSV Situation Report 9/29/2023

Since the last situation report (9/22/2023), there have been 2 new VSV-confirmed positive premises identified in California, including a new affected county, Tulare County.  All confirmed cases to date have been vesicular stomatitis New Jersey virus (VSNJV) serotype. Updates are as follows:  

California

• Fresno County – 1 new confirmed positive equine premises
• Tulare County (New Infected County) – 1 confirmed positive equine premises 
• Since the last situation report (9/22/2023), 1 previously VSV-affected premises has been released from quarantine in Santa Barbara County.    

Nevada and Texas

• No new confirmed positive premises have been identified.

Since the start of the outbreak (5/17/2023), 203 VSV-affected premises have been identified (70 confirmed positive, 133 suspect) in 3 states, California, Nevada, and Texas.  One hundred ninety-nine (199) of these premises have had only equine species clinically affected, three (3) premises have had clinically affected cattle (San Diego County and Santa Barbara County, California), and one (1) premises has had clinically affected rhinoceros (San Diego County, California). 

California has identified 200 affected premises (67 confirmed positive, 133 suspect) in 10 counties (Fresno, Los Angeles, Orange, Riverside, San Bernardino, San Diego, San Luis Obispo, Santa Barbara, Tulare, and Ventura Counties).  Texas identified 2 affected premises (2 confirmed positive) in 2 counties (Maverick and Shackelford Counties).  Nevada identified 1 affected premises (1 confirmed positive) in 1 county (White Pine County, Nevada).  

Of the 203 total VSV-affected premises, 201 premises have completed the quarantine period with no new clinical cases and have been released from quarantine.  Two (2) premises remain quarantined in California. 

Additional information and maps of the affected area are contained in the situation report which is posted publicly on the APHIS website and accessible at the following link:  https://www.aphis.usda.gov/aphis/ourfocus/animalhealth/animal-disease-information/equine/vsv/vesicular-stomatitis
Previous Alerts: 3350, 3314, 3282, 3263, 3210, 3174, 3152, 3145, 3126, 3115, 3111, 3099, 3090, 3085, 3071, 3066, 3060

Source: FDACS Veterinary Medical Officer

Number Confirmed: 1; 
Number Exposed: 49; 
Facility Type: Private Facility; 
Age: 14; Gender: Mare; Breed: Mustang; Onset of Clinical Signs: 9/27/2023;
Clinical Signs: Nasal Discharge; Confirmation Date: 9/28/2023; Horse Status: Affected And Alive; Vaccination Status: Status Unknown;
Comments: Florida's 29th confirmed case;

Source: California Department of Food & Agriculture

Number Confirmed: 1; 
Number Suspected: Unknown; 
Number Exposed: Unknown; 
Age: 4; Gender: Stallion; Breed: Andalusian; Onset of Clinical Signs: 8/29/2023;
Clinical Signs: Ataxic, losing weight; Confirmation Date: 9/15/2023; Horse Status: Deceased; Vaccination Status: Undervaccinated;
Comments: This is the 22nd case of equine WNV confirmed in CA in 2023. For more information, go to: https://www.cdfa.ca.gov/ahfss/Animal_Health/WNV_Info.html