Laryngeal Hemiplegia (roaring)


Respiratory Problems and Poor Performance

September 29, 2015

Vets can evaluate and treat performance-limiting respiratory problems to help return the patient to peak performance.... Read More


A Rich Trifecta

October 01, 2014

Meet the orthopedic surgeon, reproductive specialist, and endoscope pioneer honored by the Thoroughbred Club of America.... Read More


Infographic: Respiratory Health

March 31, 2014

Learn more about equine respiratory-related health conditions with this easy-to-follow visual guide.... Read More


Top Equine Surgery Studies of 2013

January 10, 2014

Dr. Lisa Fortier shares her picks for the top equine surgery- and lameness-related studies of 2013.... Read More


Equine Researchers work with Regenerative Medicine Center

October 06, 2013

One project will explore regenerative techniques to restore laryngeal function in horses, people, and dogs.... Read More


Equine Surgeon Cheetham Named First Zweig Research Scientist

August 16, 2013

The position will fund Cheetham’s research into diagnosing and treating recurrent laryngeal paralysis.... Read More


Equine Guelph Releases Report on 3-D Ultrasound Research

September 20, 2012

Chalmers' goal is to provide owners with a reliable and inexpensive way to screen horses for roaring.... Read More


Surgical Options for Managing Roaring in Horses

August 22, 2012

Numerous factors go into selecting the appropriate surgical procedure to treat equine roaring.... Read More


Study: Modified Surgery for Roaring Treatment Effective

July 20, 2012

Study finds that modified version of laryngoplasty surgery is effective in treating roaring in horses.... Read More


Ask the Vet LIVE: Upper-Respiratory Disorders, April 19

April 10, 2012

Topics discussed will include roaring, dorsal displacement of the soft palate, epiglottic entrapment, and more... Read More


Alternative Treatment for "Roaring" in Horses (AAEP 2011)

March 29, 2012

Researchers recently assessed the feasibility of functional electrical stimulation in roarers.... Read More


In Depth: Evaluating the Upper Respiratory Tract (AAEP 2011)

March 06, 2012

Veterinarians have fine-tuned numerous methods for evaluating the upper respiratory tract for abnormalities.... Read More


Your Horse's Breathing: Roaring, Coughing, and Bleeding

February 01, 2012

A rundown of respiratory diseases commonly observed in performance horses.... Read More


Breathing Easy Key to Equine Performance and Health

January 03, 2012

The respiratory system can be a major cause of poor performance or premature retirement from competition.... Read More


Equine Charity Donation Supports Horse Health at WCVM

April 18, 2011

A $20,000 donation from the Equine Foundation of Canada (EFC) to support horse health at the Western College of Veterinary Medicine (WCVM) on the University of Saskatchewan campus has been doubled by a matching gift program, bringing the total gift ... Read More


Ultrasound Exams for Diagnosing Roaring in Horses

April 04, 2011

Ultrasonography, along with endoscopy, can be a supplemental resource veterinarians can use to diagnose roaring.... Read More


Arytenoid Chondritis (Breathing Problem)

April 01, 2011

I have an 8-year-old Thoroughbred mare that was diagnosed with arytenoid chondritis. The attending vet was sho... Read More


AVC Gets New Equine Dentistry and Laryngeal Surgery Equipment

March 02, 2011

A donation from the Equine Foundation of Canada (EFC) has allowed the Atlantic Veterinary College (AVC) at the University of Prince Edward Island in Charlottetown to purchase new equipment for equine dentistry procedures and laryngeal surgery. Past ... Read More


Respiratory Tract Abnormalities and Racehorse Performance

March 27, 2010

Abnormalities in the throats of yearling racehorses will negatively impact the horses' athletic potential, making careful evaluation of these structures an important part of the prepurchase examination.

"Veterinarians routin... Read More


The Equine Respiratory System

February 01, 2010

Even the slightest deviation from normal in the equine respiratory tract can limit a horse's athletic career.... Read More


'Roaring' Surgery Results Examined in New Studies

January 03, 2010

Surgery to correct "roaring" in National Hunt Thoroughbred racehorses can restore racing performance to levels similar to a matched group of peers in the short term, but career longevity appears to be negatively impacted following the... Read More


Roaring Improved after Electroacupuncture

December 02, 2009

Electroacupuncture--the electrical stimulation of acupuncture points--can be an effective method of controlling laryngeal hemiplegia (roaring), reported researchers performing the technique on horses presented to the Veterinary Medical Center of the... Read More


Upper Respiratory Tract Disorders Evaluated in Detail

October 18, 2009

What do you get when you "scope" 1,005 horses after 230 races, each within 24 minutes of the race, with the cooperation of 97 trainers over 28 race meets? A great deal of valuable data about the equine throat and the impact disorders of the... Read More


Study: Throat Anatomy Differs in DDSP Horses

October 10, 2009

Horses with persistent dorsal displacement of the soft palate (DDSP), an important performance-limiting abnormality of the upper respiratory tract, have a different anatomic location of the larynx than horses with only intermittent DDSP, report... Read More


Diagnosing & Managing Upper Respiratory Tract Disorders

October 01, 2009

Vets armed with accurate diagnoses and targeted surgical procedures can help horses with respiratory problems.... Read More