COPD, Heaves & RAO


Heaves Diagnosis, Treatment, and Prevention: AAEP 2008

May 06, 2009

The discussion covered a number of areas, including the pathophysiology of recurrent airway obstruction (RAO, also called heaves) and its diagnosis, treatment, and prevention. The causes of RAO are known to be inhaled allergens and irritants... Read More


Virginia Vets Investigate Treatment for Heaves, Asthma

March 27, 2009

Much like asthma in humans, equine heaves is a chronic, often debilitating disease in horses. The clinical signs can range from coughing and work intolerance to labored breathing, even at rest.

Virginia Buechner-Maxwell, DVM, MS, Dipl.... Read More


Internal Medicine Table Topic

March 17, 2009

Table topics from the 2008 AAEP Convention included internal medicine. ... Read More


Dusty Air and Respiratory Problems

March 09, 2009

In addition to the risks viruses and bacteria pose to the horse, environmental exposure to particulates dispersed from feed, bedding, footing materials, and other sources (such as diesel exhaust) all can lead to IAD. Even small increases in aerodynam... Read More


Heaves (AAEP 2008)

February 03, 2009

... Read More


Stable Air Quality a Breath of Fresh ... Endotoxin?

December 06, 2008

If you think you are pampering and protecting your horse in his cushy, comfortable stall instead of turning him out on pasture, think again. Michigan State University researchers have found that stabled horses are exposed to eight... Read More


Forage Options for Special Needs Horses

November 08, 2008

Horses are often fed diets that also contain high levels of grains and supplements to maximise growth or productivity. Katie Young, PhD, consulting equine nutritionist for Purina Mills, presented information on forage options for horses with commonly... Read More


Stall-Side Airway Test will be Available Soon

July 10, 2008

English researchers are working to move airway disease screening and diagnostics from the lab into the barn.

Equine HealthCare, a company based in the U.K., is developing a new respiratory diagnostic test based on measuring the amount of... Read More


Recurrent Airway Obstruction: They Don't Call It 'Heaves' Anymore

September 26, 2007

At a workshop in 2000, an international group of veterinary investigators eliminated the term chronic obstructive pulmonary disease (COPD) to technically describe the equine respiratory ailment commonly known as "heaves." They elected... Read More


Helping Horses with Heaves

September 01, 2007

Heaves is the equine equivalent to human asthma, with owner management as the key to preventing future episodes.

If a horse can't breathe, he can't work. Unimpeded respiration is needed to supply working muscles with oxyge... Read More


New Respiratory Ailment Identified; Progressive Disease Might Have Link to EHV-5

July 26, 2007

Researchers have recently identified a new equine respiratory ailment that presents clinical signs similar to heaves, but that is progressive and has a poor prognosis for affected horses. The researchers have postulated that the disease, dubbed... Read More


Learning to Breathe Easier

December 01, 2006

When your horse has heaves or inflammatory airway disease, you often feel utterly helpless. As he stands there with his head low, huffing and puffing, what can you do to quickly help him breathe easier?

Sarah Gardner, DVM, PhD, Dipl. ACVIM,... Read More


Internal Insights

October 01, 2006

Veterinary internal medicine is a growing specialty that boasts nearly 400 large animal internal medicine specialists, many of them focusing on horses. In a time when humans seek out experts in varying medical fields, it's only logical that we seek... Read More


Respiratory Disease: Not So Easy Breathing

September 14, 2006

The terms recurrent airway obstruction (RAO or heaves) and inflammatory airway disease (IAD) are often wrongfully used interchangeably to describe horses with non-infectious respiratory disease.... Read More


Predicting Pulmonary Hypertension

September 14, 2006

"Significant pulmonary hypertension is known to occur secondary to recurrent airway obstruction in horses," researchers said. "How this relates to disease severity or long-term prognosis is not known. In part, this may be due to the difficulty and/or... Read More


AAEP Convention 2005: Chronic Salbutamol Treatment for Inflammatory Airway Disease

February 17, 2006

"Anywhere between 25-92% of stabled horses have some form of airway inflammation," said Melissa R. Mazan, DVM, of Tufts University's Cummings School of Veterinary Medicine, at the 2005 American Association of Equine Practitioners Convention in... Read More


Inhalation Therapy for Equine Airway Disease

February 01, 2006

Editor's Note: N. Edward Robinson, BVetMed, PhD, is the Matilda Wilson professor in large animal clinical sciences at Michigan State University. He is one of the world's leading researchers in equine airway disease, and he has lectured on... Read More


Skin Testing in Horses With RAO

December 01, 2005

Preventing attacks of wheezing, coughing, and labored breathing in a horse with recurrent airway obstruction (RAO) involves eliminating allergens from the horse's environment. But how do you know which allergens are most problematic for your... Read More


Antioxidants and Heaves

November 01, 2005

When a horse inhales mold spores or other irritants, neutrophils (specific types of white blood cells) release reactive oxidants--generally very reactive substances that can break down mold in the airways. That's not a bad thing, really. "But if... Read More


Acupuncture for Acute Heaves

July 01, 2005

Acupuncture has become a popular alternative therapy for chronic illness in horses, especially recurrent airway obstruction (also known as chronic obstructive pulmonary disease, or heaves). Unfortunately, there are few objective studies supporting... Read More


Pasture-Associated Heaves

May 01, 2005

What owners can do when faced with recurrent airway obstruction in their horses. ... Read More


Heaves and Saline Treatment

March 03, 2005

Rapid intravenous administration of isotonic saline solution does not relieve airway obstruction in heaves-affected horses, says Daniel Jean, MedVet, MS, PhD, Dipl. ACVIM, professor of clinical sciences at the University of Montreal.... Read More


Winter Respiratory Health

December 01, 2004

If a horse is confined in a barn during winter, he is at risk for respiratory problems. ... Read More


Problems for Horse Owners Caused by This Summer's Wet Weather

October 14, 2003

From Penn State University's Dairy & Animal Science News

The wet weather this summer has not only increased the price of quality hay, but creates the right conditions for increased mold, fungi and mycotoxins in hay and... Read More