Les Sellnow

Les Sellnow is a free-lance writer based near Riverton, Wyo. He specializes in articles on equine research, and operates a ranch where he raises horses and livestock. He has authored several fiction and non-fiction books, including Understanding Equine Lameness and Understanding The Young Horse, published by Eclipse Press and available at www.exclusivelyequine.com or by calling 800/582-5604.

Articles by Les Sellnow

Sudden Death: Untimely End

Sometimes horses die suddenly when they aren't involved in athletic competition. You walk out to stall or paddock one morning and your good trail horse or companion animal is lying dead, even though it had appeared normal and healthy when you fed the Read More

Crossing Water

After a few uneventful rides, seek more challenging trips, such as crossing mud puddles or shallow streams. Because horses will always go around rather than through water, pick the spot for this lesson with care. Don't ask the horse to go throug Read More

Trail Riding: Position in a Group

Does your horse walk along quietly with at least a horse length between him and the horse in front, or does he want to tailgate the lead horse without watching where he places his feet? You want a horse that is comfortable anywhere in a group Read More

The Perfect Hoof

An interesting dichotomy exists when we turn our attention to the horse's foot. On the one hand, without a healthy foot, a modern-day horse really has no value. On the other hand, the foot often is the most neglected part of the horse's anatomy. Read More

Buckets of Muck

When food is ingested at one end of the horse, waste material will exit at the other end. That process will continue as long as the horse lives and will cause varying problems to the horse owner, depending on where he or she lives.

As urban Read More

U.S. Outreach Needed

There is a growing awareness in the equine community of unwanted, neglected, and mistreated horses. At the 2004 American Association of Equine Practitioners (AAEP) meeting, an entire session was devoted to a discussion of the "Unwanted Horse." Read More

Welfare in Mexico

Mexico is truly a land of enchantment. Pristine beaches in places with names like Acapulco and Cancun entice visitors, many of them very wealthy, from around the world. Scenic mountains tower over part of the land. Blue skies and balmy Read More

Drug Testing

Controversy over medication and drug testing has been around since organized equine competitions came into being. There has always been more disagreement than agreement among the various factions involved, and more contention than harmony. Drug Read More

Metabolic Syndrome and Obesity in Horses

Equine nutritionists and wise horse owners have long known that obesity in horses is not a good thing. The obese horse often is incapable of performing even moderate tasks without becoming exhausted and, as a result, placing itself in danger of Read More

AAEP Convention 2004 Wrap-Up: Horseman's Day

Horseman's Day, as part of the annual American Association of Equine Practitioners Convention, just keeps getting better and better. And attendance is strong no matter where the convention is held. Most recently, the locale was Denver, Colo., on Read More

AAEP Convention 2004 Wrap-Up: Milne Lecture (Foals)

The Frank J. Milne Lecture was presented by Peter Rossdale, OBE, MA, PhD, Dr. (h.c.) Berne, Dr. (h.c.) Edinburgh, DESM, FACVSc, FRCVS. The title of his talk was "The Maladjusted Foal: Influences of Intrauterine Growth Retardation and Birth Read More

Placentitis Treatment

Once a mare is diagnosed with placentitis, he said, it is incumbent upon the veterinarian to inform the owner about potential outcomes. The underlying message was that treatment of a premature foal in an intensive care facility can be expensive, with Read More

The Maladjusted Foal

The basic theme of Rossdale's presentation was that problems suffered by the fetus before birth and during the birthing process can have long-term effects on the animal's performance capability and overall health as it grows and matures. Read More

Thyroid/Cushing's Disease

Quite often, she said, horses suffering from laminitis, obesity, and poor fertility are administered thyroid hormone supplementation. But in many of these cases proper documentation or accurate diagnosis of hypothyroidism is non-existent. Read More

Salmonella Outbreaks and Prevention

What impact can a salmonella outbreak at a veterinary hospital and what can be done to prevent it? As part of a study to determine what could be done to cut down on the harmful bacteria, a footbath for workers was compared to disinfectant misting Read More

Placentitis--General Information

The single most important cause of premature delivery of a foal is placentitis. It accounts for nearly one-third of late-term abortions and fetal mortality in the first day of life. Read More

Placentitis--Placental and Post-Mortem Examination

Performance of a thorough placental examination, he said, requires a basic understanding of placental anatomy and some familiarity with the gross features found in a normal placenta. Read More

Placentitis--Caring for the Foals

During the foaling season, Bain said, veterinarians are frequently called upon to deal with a foal that is the product of a mare with placentitis. These foals, he said, can range from being extremely early--300 days--with small size and organ functio Read More

AAEP Convention 2004: Horseman's Day--Dentistry

Mary DeLorey, DVM, owner of Northwest Equine Dentistry in Washington, began Horseman's Day at the 50th annual American Association of Equine Practitioners (AAEP) Convention in Denver, Colo., Dec. 4-8, 2004, with a presentation titled "Everything Yo Read More

AAEP Convention 2004: Horseman's Day--Performance Horse

At Horseman's Day at the 50th annual American Association of Equine Practitioners (AAEP) Convention in Denver, Colo., Dec. 4-8, 2004, Sally Vivrette, DVM, PhD, Dipl. ACVIM, of Triangle Equine Veterinary Services in Cary, N.C., discussed strategies Read More

Newborn Foals: Routine and Emergency Care

The best chance to improve the survival rate of a newborn foal, she said, is adequate advance disease prevention and planning. The disease prevention includes a comprehensive vaccination program, Zimmel told her listeners. Read More

AAEP Convention 2004: Horseman's Day--Cushings

Christy Malazdrewich, DVM, MVSc, PhD, Dipl. ACVIM, assistant clinical professor at the University of Minnesota, discussed metabolic problems at Horseman's Day at the 50th annual American Association of Equine Practitioners (AAEP) Convention in Read More

AAEP Convention 2004: Horseman's Day--Equine Motor Neuron Disease

Ken Bedell, DVM, of Cornell University, addressed one of the newer maladies that has shown up in the horse world--equine motor neuron disease--at Horseman's Day at the 50th annual American Association of Equine Practitioners (AAEP) Convention in Read More

AAEP Convention 2004: Hormone Therapy in the Mare

This discussion at the 50th annual American Association of Equine Practitioners (AAEP) Convention in Denver, Colo., Dec. 4-8, 2004, was presided over by Patrick McCue, DVM, PhD, Dipl. ACT, associate professor of equine ambulatory medicine at Read More

Erythropoietin (rhEPO) Potentially Fatal in Horses

"Adverse effects of administration of rhEPO to horses are potentially fatal." He said that administration of the compound is associated with severe anemia that can cause death. Read More