Recent News for Diseases and Conditions

Article

Equine Cases of West Nile Virus Illness in 2002: Jan. 1-Sept. 29

October 03, 2002

The total number of equine cases of illness caused by West Nile virus confirmed at the USDA's National Veterinary Services Laboratories or reported by state officials so far this year is 7,462.  That is an increase of 1,239 cases... Read More

Article

New Flair Nasal Strip Study

October 03, 2002

A recent study completed by researchers at Michigan State University (MSU) suggests that Flair nasal strips decrease the amount of work required for respiratory muscles in equine athletes during intense exercise, and might reduce the amount of... Read More

Article

West Nile Virus Alert!

October 01, 2002

by Kimberly S. Herbert and Stephanie L. Church

West Nile virus is a dangerous and scary disease, and it is spreading across North America very quickly. However, this is one of the few times when horses have it better than humans when it... Read More

Article

Cardiovascular Changes With Moldy Corn Poisoning

October 01, 2002

Fumonisins are toxic byproducts of the fungus Fusarium verticilloides, which often grows on corn. These mycotoxins can cause leukoencephalomalacia (moldy corn poisoning) in horses, and are undetectable to the naked eye. Horses exposed to... Read More

Article

Clostridium in Mares and Foals

October 01, 2002

Newborn foals are especially susceptible to gastrointestinal diseases such as clostridial enterocolitis, which is characterized by abdominal pain, diarrhea, toxemia, shock, or death without prior signs. While this disease occurs only... Read More

Article

Diagnosing Breathing Problems

October 01, 2002

Many of you are familiar with the respiratory condition known as "heaves," also termed recurrent airway obstruction (RAO). Primarily caused by chronic exposure to dusts and molds in hay and bedding, heaves can cripple the function of a horse's... Read More

Article

You Should Be Afraid, But...

October 01, 2002

West Nile virus is here to stay. Just like its cousins Eastern and Western equine encephalitis, it can be controlled, but only with diligence and hard work. West Nile virus (WNV) is deadly in about 40% of the horses which get the disease. It... Read More

Article

Understanding Equine Recurrent Uveitis (ERU)

October 01, 2002

Horses exhibit eye pain for a variety of reasons and to varying degrees. As we've discussed previously, the most common cause is corneal ulceration. In this article, we'll discuss uveitis, which requires a very different kind of treatment than... Read More

Article

Sexually Transmitted Diseases

October 01, 2002

You're preparing your mare for the upcoming breeding season. The stud owner insists on a bacterial culture of your mare's uterus prior to live breeding to reduce the chances of her passing any sexually transmitted diseases (STDs) she might have... Read More

Article

EIA in Georgia: Four Horses Test Positive, 94 Quarantined

October 01, 2002

Georgia Commissioner of Agriculture Tommy Irvin announced last week that four horses in Chattooga County tested positive for equine infectious anemia (EIA) and have been euthanized. At press time, 94 other horses in the county had been... Read More

Article

West Nile Virus Moves West in Canada

October 01, 2002

Horse owners in Canada are becoming just as wary of the neurological disease West Nile virus (WNV) as their U.S. neighbors (see "West Nile Virus Alert" on page 32). The virus, which is harbored by birds and spread by the bite of an infected... Read More

Article

More Kentucky Potomac Horse Fever Cases

October 01, 2002

Two additional cases of Potomac horse fever (PHF) have been confirmed at Hagyard-Davidson-McGee (HDM) veterinary hospital in Lexington, Ky., bringing the clinic's total to five confirmed cases since the end of July. Two other PHF cases previousl... Read More

Article

MRLS Workshop

October 01, 2002

Since the devastating disease process known as mare reproductive loss syndrome (MRLS) appeared on the scene in 2001 (and reappeared in 2002), concerted efforts have been focused on understanding and controlling the problem. Economic losses to th... Read More

Article

Vaccine Licensing

September 27, 2002

Any company trying to put a new vaccine on the market must follow a specific process to obtain a license from the USDA before the product can be used in the horse population. A vaccine receives either a conditional or full license after a series... Read More

Article

First West Virginia Equine WNV Cases Detected

September 26, 2002

Three equine cases of West Nile virus (WNV) have been confirmed in West Virginia, according to state veterinarian Lew Thomas, DVM. The cases were detected over the last three weeks, and WNV was confirmed in each horse by the USDA National... Read More

Article

Numbers Fall For Keeneland November Sale; MRLS Blamed

September 26, 2002

Keeneland will catalog 3,597 lots for the November breeding stock sale in Lexington, Ky. The number is down by 12.6% from last year's figure of 4,119. Tom Thornbury, Keeneland's associate director of sales, identified the effects of mare... Read More

Article

Equine Cases of West Nile Virus Illness in 2002: Jan. 1-Sept. 22

September 24, 2002

The total number of equine cases of illness caused by West Nile virus confirmed at the USDA's National Veterinary Services Laboratories or reported by state officials so far this year is 6,223. That is an increase of 843 cases since Sept. 17. Th... Read More

Article

Merial Acquires Flair Nasal Strips

September 24, 2002

Merial, the company which makes Gastrogard (omeprazole), Eqvalan (ivermectin) and Zimectrin (ivermectin) has expanded its equine product portfolio to include Flair Equine Nasal Strips, which were formerly developed and manufactured by CNS, Inc. ... Read More

Article

West Nile Virus Vaccine Challenge Study Q&A

September 20, 2002

Research and Development representatives from Fort Dodge Animal Health presented results from their challenge study of the West Nile virus (WNV) vaccine on Sept. 18. The information was presented at the World Organisation for Animal Health... Read More

Article

WNV Vaccine Study Abstract Released

September 18, 2002

Fort Dodge Animal Health recently received USDA approval to release the following abstract regarding the West Nile virus vaccine and its efficacy. More information on the topic was presented in today's sessions at the World... Read More

Article

More Cases of Equine West Nile Virus in Virginia

September 18, 2002

The Virginia Department of Agriculture and Consumer Services (VDACS) announced Monday that additional horses have tested positive for West Nile virus (WNV), bringing the total number of equine WNV cases in the state this year to 17.

The... Read More

Article

Equine Cases of West Nile Virus Illness in 2002: Jan. 1-Sept. 17

September 18, 2002

The total number of equine cases of illness caused by West Nile virus (WNV) confirmed at the USDA's National Veterinary Services Laboratories (NVSL) or reported by state officials so far this year is now 5,380. That is an increase of 774 cases... Read More

Article

Pennsylvania Stops Testing Birds for West Nile Virus

September 17, 2002

Starting today through next spring, Pennsylvania’s West Nile virus program will no longer accept birds for routine testing in 29 counties. However, state officials are asking citizens to continue phoning 877/PA-HEALTH to report dead birds that... Read More

Article

Equine Cases of West Nile Virus Illness in 2002: Jan. 1-Sept. 12

September 14, 2002

The total number of equine cases of illness caused by West Nile virus (WNV) confirmed at the USDA's National Veterinary Services Laboratories (NVSL) or reported by state officials so far this year is 4,606, as of Sept. 12. The cases are from 32... Read More

Article

Preakness Runner-Up Positive for West Nile Virus, Condition Improving

September 11, 2002

Magic Weisner, the popular gelding who finished second at long odds in the Preakness, was diagnosed Monday with West Nile virus (WNV), said Dr. Bob Vallance, a Maryland veterinarian.

Vallance, Magic Weisner's local veterinarian, has bee... Read More