Top Lameness and Surgery Studies of 2017

Dr. Elizabeth Santschi recaps research on hock injections, nerve blocks, castration, osteochondral lesions, and more.
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Top Surgery Studies
Scientists reviewed digital radiographs from of 1,962 Thoroughbred yearlings and found that 23% had at least one osteochondral lesion. | Photo: Alexandra Beckstett/The Horse
One of the most popular sessions at each American Association of Equine Practitioners (AAEP) convention is the Kester News Hour, which features three renowned veterinarians sharing their picks for the previous year’s top studies in three research areas: equine medicine, reproduction, and surgery.

This year, Elizabeth Santschi, DVM, Dipl. ACVS, a professor of equine surgery at the Kansas State University College of Veterinary Medicine, in Manhattan, shared her top take-home messages for 2017 equine surgery-related studies during the convention, held Nov. 17-21 in San Antonio, Texas. This year’s presentation marked the end of her three-year term on the broadcast team.

Hock Injection Accuracy

In the first study Santschi recapped, researchers sought to determine how accurate veterinarians were at placing intra-articular (in the joint) injections in the two lower hock joints—the centrodistal (CD) and the tarsometatarsal (TMT)—in 12 healthy horses. Veterinarians injected 4 mL of contrast medium into each joint. The researchers noted needle repositioning and/or replacement, then took radiographs to determine where the medium was located within the desired joint

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Erica Larson, former news editor for The Horse, holds a degree in journalism with an external specialty in equine science from Michigan State University in East Lansing. A Massachusetts native, she grew up in the saddle and has dabbled in a variety of disciplines including foxhunting, saddle seat, and mounted games. Currently, Erica competes in eventing with her OTTB, Dorado.

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