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Disease Outbreak Alerts

Updates on current disease outbreaks are listed here as they occur and will include the date listed, disease name, location and current status. Specific premises will not be named but the general location by town, county and state will be listed. When locations, events or horses are at risk they will be listed. Updates will be posted as they are received.


January 19, 2018
Strangles
Suwannee and Lake Counties, FL
Confirmed case(s): Official Quarantine
Source: Florida Department of Agriculture and Consumer Services

The Florida Department of Agriculture and Consumer Services confirmed Strangles in Suwannee and Lake Counties. On January 5th 2018, one premise in Suwannee County was placed under quarantine for clinical signs of Strangles. The clinical horse arrived on the premise on 12/20/2017 from Burkburnett, TX and became clinical 10 days later.  This is the first case of Strangles in Suwannee County and for the state of Florida in 2018. On 1/10/2018 one premise in Lake County, Florida was placed under quarantine when two of the twelve horses on the property demonstrated clinical signs consistent with Strangles. This is the first case of Strangles for Lake County and the second for the state of Florida in 2018. For more information go to: https://aaep.org/sites/default/files/Documents/DiseaseFactsheetStrepequi.pdf

 

January 18, 2018
Equine Herpes Viruses
Baltimore County, MD
Suspected Case(s): Official Quarantine
Source: Maryland Department of Agriculture

The Maryland Department of Agriculture announced that a Baltimore County horse was euthanized at the University of Pennsylvania’s New Bolton Center on Tuesday, January 16, 2018 after testing positive for Equine Herpes Virus (EHV-1). Epidemiology on the EHM positive horse that was transported to New Bolton Center in Kennett Square, Pennsylvania has confirmed that the horse originated from a farm in Baltimore Maryland. The horse was euthanized at the University of Pennsylvania’s New Bolton Center on Tuesday, January 16, 2018 after testing positive for Equine Herpes Virus (EHV-1). The horse was originally transported to the facility for an unrelated medical issue. The horse began displaying neurological symptoms on January 14, 2018. The Baltimore County farm of origin is presently under a 21-day investigational hold and strict biosecurity measures are in place while Maryland Department of Agriculture inspectors perform additional epidemiological and infectious disease testing. The Maryland and Pennsylvania Departments of Agriculture are working with the University of Pennsylvania to establish and notify epidemiologic links to the sick horse.

 

January 17, 2018
Equine Herpes Viruses
Kennett Square, PA
Confirmed case(s): Official Quarantine
Source: University of Pennsylvania and Pennsylvania Department of Agriculture

On Tuesday, January 16, 2018 a horse recently admitted to the University of Pennsylvania’s large animal hospital New Bolton Center in Kennett Square, Pennsylvania, for non-neurologic symptoms, tested positive for equine herpesvirus (EHV-1), and was ultimately displaying neurologic signs compatible with equine herpesvirus Myeloencephalopathy (EHM). This horse had a non-traditional presentation for EHM; including a single low-grade fever and several days of normal temperature prior to the development of neurologic signs. The horse was euthanized. New Bolton Center has canceled all elective, equine appointments pending further instructions from the regional state veterinarian.  New Bolton Center will receive equine or camelid (also susceptible to EHV-1) emergency admissions during this time, and all cows, goats, sheep, or pig patients can be admitted and discharged without restriction. New Bolton Center is working with the Pennsylvania Department of Agriculture to contain any possible spread of the infection and to determine the duration of the quarantine. Owners and referring veterinarians of the horses still at New Bolton are being notified and biosecurity measures have been implemented to protect hospitalized horses. 

January 12, 2018
Equine Herpes Viruses
Bethany, CT
Quarantine Released
Source: Attending Veterinarian

The quarantine established for an outbreak of of Equine Herpesvirus Myeloencephalopathy (EHM) in Bethany Connecticut on 12/5/2017 has been released.

January 12, 2018
Equine Herpes Viruses
Belmont Park, NY
Confirmed case(s): Official Quarantine
Source: New York State Department of Agriculture and Markets

The New York State Department of Agriculture and Markets has confirmed a case of EHV-1 at Belmont Park. A 3-year old male was sent to the Cornell Ruffian Equine Hospital after developing clinical signs including fever and mild respiratory signs. The horse has not shown any neurologic signs and is currently at the Ruffian Center for monitoring. Barn 44 at Belmont Park, where the horse was originally house prior to being transported, has been placed under a precautionary quarantine. For more information go to https://aaep.org/sites/default/files/Documents/DiseaseFactsheetEHV.pdf 

January 11, 2018
Equine Influenza
Cochise County, AZ
Confirmed case(s): Official Quarantine
Source: Attending veterinarian

Laboratory results have confirmed equine influenza in a group of approximately 50 horses in Cochise County, Arizona.  Fever, Malaise, inappetence and nasal discharged were first observed on 1/1/2018. Affected barns have been asked to establish a quarantine. The vaccination status of the horses is unknown. 

January 11, 2018
Equine Herpes Viruses
King County, WA
Outbreak Update
Source: Washington State Department of Agriculture

At this time the EHV-1 neurotropic strain disease outbreak has been confined to a facility in King County, Washington which remains under Quarantine. Seven horses displaying neurological symptoms were euthanized, but no horses have been euthanized since December 23rd 2017. Efforts have focused on the importance of equine biosecurity, early detection, early isolation of infected horses and early quarantine to prevent disease spread through the movement of horses, vehicles and people.

January 03, 2018
Strangles
Los Angeles County, CA
Confirmed case(s): Official Quarantine
Source: Attending Veterinarian

A quarantine for Strangles has been established at a facility in Los Angeles County. Last week two febrile horses were tested for Streptococcus equi. One horse tested positive and one negative on nasal swab PCR. Based on the results, a quarantine has been established at the facility by Los Angeles County and the horses that tested positive are isolated from the general population.

January 02, 2018
Strangles
Palm Beach County, FL
Confirmed case(s): Official Quarantine
Source: Florida Department of Agriculture and Consumer Services

On January 2nd, 2018, one premise in Palm Beach County, Florida was placed under quarantine for clinical signs and positive PCR and culture confirmation of Strangles. The index case became clinical on December 26th. The clinical horse was obtained from a feedlot in Louisiana approximately 5 weeks ago and then underwent a 1 week quarantine in South Carolina immediately before arriving in Florida. This is the 6thStrangles quarantine in Palm Beach County and the 42nd in the state of Florida for 2017.

December 27, 2017
Strangles
Marion County, FL
Confirmed case(s): Official Quarantine
Source: Florida Department of Agriculture and Consumer Services

On December 22nd  2017, the Florida Department of Agriculture and Consumer Services confirmed Strangles in a horse in Marion County. The premises was placed under quarantine.  The index case had clinical signs on December 17, 2017 and was confirmed positive by culture. All other horses (6) on the premise are free of clinical signs at this time. This is the 10th case of Strangles reported in Marion County and the 41st for the state of Florida in 2017.