Contagious Equine Metritis (CEM)

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Arizona Stallion Reported Positive for CEM

July 26, 2011

A stallion in Arizona has tested positive for contagious equine metrititis (CEM), a sexually transmitted ... ... Read More

Article

International Equine Disease Report, First Quarter 2011

July 07, 2011

The International Collating Center, Newmarket, United Kingdom, and other sources reported the following ... Read More

Article

Contagious Equine Metritis Detected in South Africa

May 14, 2011

Two cases of contagious equine metritis (CEM) have been confirmed in the South African province of Gauteng, ... Read More

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International Equine Disease Report, Fourth Quarter 2010

April 06, 2011

International reports of contagious equine metritis, equine herpesvirus, equine influenza, strangles, equine piroplasmosis, equine arteritis virus, Eastern equine encephalomyelitis, West Nile virus, salmonella, and more.... Read More

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New USDA Rule for Horses Imported from CEM-Affected Countries

March 28, 2011

The USDA's Animal and Plant Health Inspection Service (APHIS) is amending its regulations regarding the importation of horses from countries affected with contagious equine metritis (CEM). "The additional testing added to our existing import ... Read More

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AAEP 2010 Convention Complete Coverage

March 17, 2011

A wrap-up of the 2010 AAEP Convention, including in-depth coverage of nearly 100 presentations and sessions.... Read More

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Possible Deadline for CEM Lawsuits

December 03, 2010

Horse owners whose animals were affected by a contagious equine metritis (CEM) outbreak during the 2009 breeding season might have the option of filing a lawsuit for damages against the USDA's Animal and Plant Health Inspection Service (APHIS).... Read More

Article

The War On Microbes (Emerging Equine Diseases)

November 01, 2010

In the face of potentially disastrous global warming events, pathogenic microscopic organisms appear to be on a mission to impact the surviving species. Bacteria, viruses, fungi, and parasites are rapidly adapting to... Read More

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Contagious Equine Metritis Update

June 11, 2010

Late this spring a 23rd stallion in the United States was found to be infected with the Contagious Equine Metritis-causing organism Taylorella equigenitalis, according to a news release from the Office of the (KY) State Veterinarian. ... Read More

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CEM: Lower-Cost Stallion Testing Continues

May 20, 2010

In an effort to show that Contagious Equine Metritis (CEM) does not exist or is at very low levels in the US equine horse population, the USDA is offering lower-cost testing to owners of active breeding stallions through August. It is part of a... Read More

Article

CEM Investigation: 23 Positive Stallions

March 29, 2010

A stallion in Wisconsin has become positive stallion No. 23 in an ongoing investigation into contagious equine metritis (CEM).

Wisconsin State Veterinarian Robert Ehlenfeldt, DVM, said this horse is considered part of the outbreak th... Read More

Article

Voluntary CEM Surveillance Testing Announced

February 09, 2010

Stallion owners are asked to participate in a voluntary surveillance test effort for contagious equine metritis (CEM) in order to help animal health authorities collect accurate information on the presence (or absence) of the disease in the Uni... Read More

Article

Contagious Equine Metritis A Hot Topic at Vet Convention

December 24, 2009

The Contagious Equine Metritis (CEM) Table Topic attracted an audience of about 60 veterinarians at the 2009 American Association of Equine Practitioners (AAEP) Convention in Las Vegas, Nev. The audience ranged from practitioners to researchers... Read More

Article

Sexually Transmitted Disease

November 01, 2009

Many kinds of sexually transmitted diseases can affect horses; protect your stallions and mares from the most common offenders.

The horse's reproductive system is not perfect and often throws up roadblocks when... Read More

Article

Equine Semen Extenders: Effect on Bacterial Growth and Sperm Viability

October 20, 2009

Preliminary results of a collaborative effort between researchers at Oklahoma State University and Texas A&M University were recently presented at the American Association of Veterinary Laboratory Diagnosticians in San Diego, Calif. These... Read More

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Equine Disease Report: Second Quarter 2009

October 01, 2009

The International Collating Centre, Newmarket, England, and other sources reported the following disease outbreaks.

Contagious equine metritis (CEM) was recorded in France, the United States, and the United Kingdom (UK). One case of... Read More

Article

CEM Investigation Appears to be Wrapping Up

September 24, 2009

Barring any big surprises, the investigation into contagious equine metritis (CEM) in the United States might be Read More

Article

CEM Study: Antibiotic-Treated Semen Can Reduce Transmission Risk

July 19, 2009

Researchers at the Gluck Equine Research Center will publish a study this fall on contagious equine metritis (CEM), a sexually transmitted disease in horses. Stallions are asymptomatic carriers of Taylorella equigenitalis, the causative agen... Read More

Article

International Equine Disease Report, First Quarter 2009

June 30, 2009

The International Collating Centre, Newmarket, England, and other sources reported the following disease outbreaks:

Contagious equine metritis (CEM) was confirmed on four premises in France. In December 2008, four stallions (three Quarter... Read More

Article

CEM Investigation Finds 21 Positive Stallions

June 02, 2009

The ongoing investigation into venereal disease contagious equine metritis (CEM) has now located 21 stallions--one of which is now a gelding--positive for causative organism... Read More

Article

Number of U.S. Horses Exposed to CEM Hits 920

May 20, 2009

The ongoing investigation into contagious equine metritis (CEM) now includes more than 920 exposed or positive horses, according to the USDA.

The investigation began in mid-December 2008, when a Quarter Horse stallion on a Kentucky farm tested... Read More

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Tally of U.S. Horses Exposed to CEM Hits 820

May 01, 2009

The ongoing investigation into contagious equine metritis (CEM) now includes more than 820 exposed or positive horses, according to the USDA.

The investigation began in... Read More

Article

Kentucky Stallions Declared Clear of CEM

March 30, 2009

The last Kentucky stallion known to have been exposed to contagious equine metritis (CEM) has been released from quarantine, State Veterinarian Robert C. Stout, DVM, has announced.

The western Kentucky Quarter Horse completed a testing and... Read More

Article

CEM Investigation Includes More Than 700 Horses

March 24, 2009

The ongoing investigation into contagious equine metritis (CEM) now includes more than 700 exposed or positive horses, Read More