Horse At Gate Lr
Photo courtesy of University Communications

January 26, 2022 - The Michigan Department of Agriculture and Rural Development recently confirmed the 32nd case of strangles from the calendar year 2021.

On December 27, 2021, a seven-year-old miniature horse mare from Kent County became ill with nasal discharge and a ruptured abscess. The mare tested positive for strangles and was unvaccinated against the disease. The horse was last known to be alive, and two other equids at the property also developed signs of strangles.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

Previously Reported Cases:

​January 6, 2022

The Michigan Department of Agriculture and Rural Development is reporting the 31st case of strangles for 2021. On December 4, 2021, a 12-year-old Quarter Horse gelding from Delta County became ill with nasal discharge and a swollen throat, which later progressed to draining abscesses. As the illness persisted, the horse was later tested and confirmed to have strangles. While it is unknown if the gelding was ever vaccinated against the disease, the horse was last known to be recovering.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

December 29, 2021

The Michigan Department of Agriculture and Rural Development is reporting the 30th case of strangles for 2021. On November 24, 2021, a 15-year-old Miniature Horse gelding from Lenawee County became ill with swollen lymph nodes and was later confirmed to have the disease. It is unknown if the gelding was ever vaccinated against strangles, and the animal was last known to be recovering.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

​December 21, 2021

The Michigan Department of Agriculture and Rural Development is reporting the 29th case of strangles for 2021. On December 11, 2021, a three-year-old donkey filly from Oakland County became ill with nasal discharge and fever. The donkey was later confirmed to have strangles and is now recovering.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

December 8, 2021

The Michigan Department of Agriculture and Rural Development is reporting the 27th case of strangles for 2021. On November 24, 2021, an 18-year-old grade mare from Washtenaw County became ill with nasal discharge and coughing. The horse was subsequently tested and confirmed to have the disease. The mare was currently vaccinated against strangles and is recovering.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

November 8, 2021

The Michigan Department of Agriculture and Rural Development is reporting two new cases of strangles in horses from the same Muskegon County premises, bringing the total number of cases for 2021 to 26.

One of the cases occurred in a 19-year-old Tennessee Walking Horse mare that developed nasal discharge and an abscess in her throatlatch area on October 21, 2021. The other case involved a Miniature Horse mare of unknown age that developed a fever and enlarged lymph nodes around the same time. Subsequently, the horses were tested and confirmed to have strangles. Both horses were unvaccinated against the disease and are now recovering.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

October 26, 2021

The Michigan Department of Agriculture and Rural Development is reporting one case of strangles. On October 22, 2021, a 16-year-old paint gelding from Livingston County was examined due to a recent onset of illness, including coughing, nasal discharge, and enlarged lymph nodes. The gelding was later confirmed to have strangles, making this the 24th case of the disease for 2021. It is unknown if the horse was vaccinated against strangles. The gelding is affected and recovering.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

September 23, 2021

The Michigan Department of Agriculture and Rural Development is reporting the 23rd case of strangles for 2021. On September 10, 2021, an unvaccinated nine-year-old Quarter Horse gelding from Alpena County became ill with nasal discharge and abscess formation. The horse was subsequently confirmed to have strangles and is now recovering.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

August 24, 2021

The Michigan Department of Agriculture and Rural Development (MDARD) is reporting the 22nd case of strangles for 2021. While information on this case was recently received by MDARD, a 12-year-old Quarter Horse mare from Allegan County became ill with nasal discharge around June 24, 2021. The mare was unvaccinated against strangles and was subsequently confirmed to have the disease. The horse has now recovered.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

​August 23, 2021

The Michigan Department of Agriculture and Rural Development is reporting the 21st confirmed case of strangles for 2021. On August 7, 2021, a 19-year-old miniature horse gelding from Monroe County became ill with nasal discharge and stopped eating. The animal was later confirmed to have strangles. The horse was unvaccinated against the disease but is now recovering.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

August 16, 2021

The Michigan Department of Agriculture and Rural Development is reporting two new cases of strangles. One case occurred in an unvaccinated 16-year-old miniature horse gelding from Baraga County. On August 2, 2021, the horse became ill with fever, a lack of appetite, nasal discharge, and difficulties breathing. The gelding later died on August 3, 2021, and subsequently tested positive for strangles.

The other case occurred in an unvaccinated nine-year-old Tennessee Walking Horse gelding from Oakland County. The gelding developed a fever and enlarged submandibular lymph nodes around July 1, 2021. In response, the horse was treated with antibiotics; and after about 15 days of treatment, the left submandibular lymph node ruptured. Samples were then collected, confirming the presence of the bacteria that causes strangles. The gelding is now recovering.

Overall, this brings the total number of confirmed strangles cases for 2021 to twenty. For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

August 9, 2021

The Michigan Department of Agriculture and Rural Development (MDARD) is reporting two new confirmed cases of strangles, bringing the total number of cases in 2021 to 18.

One case occurred in an unvaccinated 10-week-old Standardbred colt from Mecosta County. The colt developed abscesses on his chest and neck, which eventually ruptured. Later, the horse was confirmed to have strangles. In addition to this case, another foal at the same premises is suspected to have the disease. Both animals are recovering.

The other case was recently reported to MDARD and occurred in a three-year-old Warmblood colt from Washtenaw County. On May 10, 2021, the colt developed a fever and enlarged submandibular lymph nodes. The horse was subsequently confirmed to have the disease. The colt was last reported to be alive and is believed to have recovered.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

​July 23, 2021

The Michigan Department of Agriculture and Rural Development is reporting the 16th case of strangles for 2021. On July 11, 2021, a 14-year-old Appaloosa mare from Washtenaw County became ill with fever and nasal discharge. The horse was examined and sampled on July 13, 2021, and was confirmed to have the disease. The mare was unvaccinated against the disease and is recovering.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

July 16, 2021

The Michigan Department of Agriculture and Rural Development is reporting the 15th case of strangles for 2021 in a seven-year-old Appaloosa gelding from Gratiot County. On July 10, 2021, the horse became ill with fever, nasal discharge, coughing, and lethargy. The gelding was examined and sampled on July 12, 2021, and was confirmed to have the disease. The horse was unvaccinated against strangles and is recovering.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

July 15, 2021

The Michigan Department of Agriculture and Rural Development is reporting the 14th case of strangles for 2021. Around July 5, 2021, a Quarter Horse from Calhoun County became ill with nasal discharge, coughing, and decreased appetite. The horse was examined and sampled on July 8, 2021, and was confirmed to have the disease. While it is unknown if the animal was previously vaccinated, the horse is now recovering.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

June 28, 2021

The Michigan Department of Agriculture and Rural Development (MDARD) is reporting the 13th case of strangles for the year in a one-year-old Paint gelding from Cheboygan County. The gelding became ill around May 26, 2021, with nasal discharge and enlarged lymph nodes. Samples were collected from the horse on June 21, 2021, and the horse tested positive for strangles. The gelding was unvaccinated against the disease and is recovering.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

May 25, 2021

The Michigan Department of Agriculture and Rural Development (MDARD) is reporting the 12th case of strangles for 2021 in a filly from Eaton County. Around May 6, 2021, the horse developed a fever and a swollen lymph node. The filly was subsequently confirmed to have the disease. Currently, the horse is recovering, and it was unvaccinated against strangles. Also, it is important to note that the premises where the filly resides has had two other reported, confirmed cases of strangles this year.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

May 24, 2021

The Michigan Department of Agriculture and Rural Development (MDARD) is reporting the 11th case of strangles for 2021 in a 21-year-old miniature horse stallion from Monroe County. The miniature horse developed a cough, a swollen lymph node, and anorexia around May 10, 2021; and it was subsequently confirmed to have strangles. The animal is recovering, and it is unknown if the miniature horse was previously vaccinated against the disease.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

May 19, 2021

The Michigan Department of Agriculture and Rural Development (MDARD) is reporting two cases of strangles from a property in Eaton County. One case was in a two-year-old filly. The filly became ill with a fever and enlarged lymph nodes around May 6, 2021, and was subsequently confirmed to have the disease. The second case was in a five-year-old Thoroughbred mare. On May 5, 2021, the mare became ill with fever, lethargy, and inappetence; and the animal was subsequently confirmed to have strangles.

Both horses are recovering and were unvaccinated against the disease. In addition, these animals are reported to be part of a group of twenty horses where four additional horses are also suspected of being ill with strangles.

Overall, these two new reported cases bring the total number of strangles cases for 2021 to 10. For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

May 18, 2021

The Michigan Department of Agriculture and Rural Development (MDARD) is reporting the eighth case of strangles for 2021. The case occurred in a 23-year-old grade mare from Ingham County. On May 9, 2021, the mare became ill with lethargy and nasal discharge and was subsequently confirmed to have the disease. The horse is recovering, and it is unknown if the mare was previously vaccinated against the disease.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

May 11, 2021

The Michigan Department of Agriculture and Rural Development (MDARD) is reporting the seventh case of strangles for 2021. The case occurred in a 15-year-old Paint gelding from Shiawassee County. Due to an onset of fever and nasal discharge, the horse was examined on April 22, 2021. The gelding was subsequently tested and confirmed to have strangles. The horse was unvaccinated against the disease and is alive and recovering. Overall, this is the third confirmed, reported case of strangles from this premises.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

April 27, 2021

The Michigan Department of Agriculture and Rural Development (MDARD) is reporting the sixth case of strangles for 2021. The case occurred in a nine-year-old Tennessee Walker Horse mare from Oakland County. The horse became ill on April 11, 2021, with fever, lethargy, and decreased appetite. Subsequently, the mare developed nasal discharge and cultured positive for the disease. The horse is recovering and was unvaccinated against the disease.

Around the same time as this horse’s illness, an additional six horses at the same premises were noted to have similar symptoms. Two of these ill horses were also tested, but they were negative for the disease.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

April 23, 2021

The Michigan Department of Agriculture and Rural Development (MDARD) has been notified of another confirmed case of strangles at a premises in Shiawassee County, which had previously announced a case of the disease in February 2021. This new case occurred in a five-year-old Quarter Horse mare. The mare first became ill around February 16, 2021, and the animal was recently tested for strangles on April 7. The mare has recovered, and it is unknown if the animal was previously vaccinated against the disease. Overall, this is the fifth case of strangles in Michigan for 2021.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

April 15, 2021

The Michigan Department of Agriculture and Rural Development (MDARD) is reporting the fourth case of strangles for 2021. Around April 5, 2021, an eight-month-old colt from Lapeer County had nasal and ocular discharge, which progressed to fever, lethargy, and abscessed submandibular lymph nodes. The colt was subsequently confirmed to have strangles, and it is unknown if the animal was previously vaccinated against the disease. Currently, the colt is being isolated and is recovering.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

March 17, 2021

The Michigan Department of Agriculture and Rural Development (MDARD) is reporting the third case of strangles for 2021. On March 7, an unvaccinated eight-year-old mare from Genesee County developed nasal discharge and a fever, and subsequently tested positive for the bacteria that causes strangles. Currently, the horse is alive and recovering.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

February 12, 2021

The Michigan Department of Agriculture and Rural Development (MDARD) is reporting the second case of strangles for 2021. The case was discovered in a 12-year-old Quarter Horse gelding from Shiawassee County. On February 8, 2021, the horse developed nasal discharge and enlarged submandibular lymph nodes. The horse was then tested and found to have the disease. The horse was unvaccinated against strangles and is currently recovering.

For more information on strangles and other diseases, including cases in Michigan, please visit the Equine Disease Communication Center.

​January 26, 2021

The Michigan Department of Agriculture and Rural Development (MDARD) is reporting the first case of strangles for 2021 in a 12-year-old grade gelding from Kent County. The horse became ill on January 18 with fever, lethargy, and a decreased appetite. Even though the animal was currently vaccinated against strangles, the horse tested positive for the disease and is now recovering.

For more information on reported strangles cases and other equine diseases in Michigan, please visit the Equine Disease Communication Center.