Veterinary Care

Dr. Don Shields and Dr. Heidi Agnic-Wangerin provide most of the care to the horses stabled at Winner's Circle Ranch. Both Dr. Shields and Dr. Agnic-Wangerin are Clinical Assistant Professors of Veterinary Medicine at the Western College of Veterinary Medicine.

All local veterinarians are welcome at the ranch and you should feel free to request any veterinarian you wish for the care and treatment of your horse.


Related Documents:
Article - Winner’s Circle Ranch / Cutting-Edge Care

Our Veterinary Services include all of the following:

Digital X-ray

Digital radiography has provided a means of rapidly acquiring high detail images of a consistent quality. In a matter of seconds, the X-ray images appear on a computer screen for analysis and diagnosis. Our Idexx digital X-ray system allows for a more efficient radiographic examination of your horse with increased diagnostic ability and almost instantaneous results. Once captured, the X-ray images may be copied to a CD or emailed as needed. Learn More>>



Diagnostic ultrasound machines utilize sound waves to safely penetrate the skin and interact with the different tissues in the body. The various types of tissues have different densities and reflect these sound waves at different intensities. The diagnostic ultrasound machine then creates an image from the reflected sound waves. Learn More>>

PRP & Stem Cell

Platelet Rich Plasma is an exciting new therapeutic procedure that has gained wide acceptance in both human and veterinary medicine. PRP utilizes the platelets from the patient's own blood to help stimulate healing.
PRP - Learn More>>

Stem Cell Therapy is intended to stimulate healing and regenerate injured tissues by utilizing stem cells derived from the horse's own body (adult stem cells).
Stem Cell - Learn More>>



The Statison V is a novel therapeutic medical devices designed to accelerate and improve the healing of injured animals. This device was developed specifically for the veterinary marketplace by Dr. Shields.
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IRAP Therapy

IRAP therapy is designed to block the excessive production of an inflammatory mediator (interleukin-1) in joints affected by arthritis. Osteoarthritis, or degenerative joint disease (DJD) is a significant source of lameness in performance horses.
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Related Document: Interleukin-1 Receptor Antagonist Protein (IRAP) Therapy for Equine Osteoarthritis


Horses have evolved to have a constant flow of food into and through their digestive tract. In the wild, horses graze frequently and continually secrete hydrochloric acid into their stomachs. Under stabling conditions, food deprivation leaves the acid in the empty stomach able to attack the stomach lining.
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Routine dental care is of the utmost importance to the general health and well-being of your horse. Without proper care, the horse’s teeth will grow sharp points that severely interfere with normal eating. Poor dental care can lead to colic, weight loss, poor performance, as well as a host of other problems. Prevention is the key to good dental health in all horses. Learn More>>

Shockwave Therapy

Shockwave therapy, officially known as Extracorporeal Shockwave Therapy (ESWT), is a noninvasive therapy that is commonly utilized to treat musculoskeletal and orthopedic disorders in equine patients.
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Related Documents:
Shock Wave Therapy Can Help Promote Bone Healing and Reduce Pain
Shockwave Information


Our videoendoscope is a flexible fiber optic tube with an attached camera that is small enough to allow direct visualization of internal structures. The endoscope is designed to allow the examination of structures in the upper respiratory tract including the pharynx, trachea and guttural pouches. The videoendoscope allows the images to be displayed on a monitor for better viewing and captured digitally for future reference.
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Related Document:
The Equine Upper Airway

The Larynx, Showing Entrapped Epiglottis
Epiglottal Entrapment


Surgical Laser

Our surgical laser is utilized to treat abnormal conditions of the upper respiratory tract such as an entrapped epiglottis or sub-epiglottic cyst. The clean cut of the surgical laser allows for a precise application of this therapeutic modality and the device's portability allows for its use at Winner's Circle Ranch or the nearby racetracks. Learn more>>

Related Document: Equine Laser Surgery



A complete blood count (CBC) is used as a broad screening method to test for such disorders as anemia or infection.  A small sample of blood is all that is needed to perform the test.  Below is an excerpt from the American Association for Clinical Chemistry website that clearly describes the parts of a CBC and what different results may indicate.
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Vaccinations and Supplements

Winner's Circle Ranch highly recommends routine vaccinations and de-worming for all resident horses. We recommend a minimum of twice a year vaccination with Flu, Rhino, Eastern & Western Encephalomyelitis and West Nile Virus and once a year with Tetanus.
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Winner's Circle Ranch, LLC | 150 Sawpit Lane, Bradbury, CA 91008 | All Rights Reserved.