Lesions of the nasal and paranasal sinuses of the horse causing dyspnoea.
D000818:Animals; D004417:Dyspnea / Q000209:etiology / Q000662:veterinary*; D005260:Female; D006734:Horse Diseases / Q000209:etiology*; D006736:Horses; D008297:Male; D009668:Nose Diseases / Q000150:complications* / Q000662:veterinary*; D010256:Paranasal Sinuses