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

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 to instead refer to it as recurrent airway obstruction (RAO) to indicate that this respiratory condition is not the same as COPD in humans.


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