ERICACEAE, HEATH, GRAYANOTOXIN POISONING IN LARGE ANIMALS
 
Description    RHODODENDRON, KALMIA, PIERIS, LEUCOTHOE and LYONIA are toxic species within the ERICACEAE (Heath) family. Toxins are found in nectar, flowers, stems and leaves of plants of the ERICACAE family.
 
Species   Bovine, Equine, Caprine, Ovine, Porcine
 
Signs   Abdominal distention, Abnormal lung or pleural sounds, Agalactia, Anorexia, Arrhythmia, Ataxia, Blindness, Bloat in ruminants, Bradycardia, Colic, Constant or increased vocalization, Coughing, Cyanosis, Diarrhea, Dullness, Dysmetria, Dyspnea, Excessive salivation, Fever, Generalized weakness, Grinding teeth, Head pressing, Inability to stand, Increased frequency of swallowing, Increased respiratory rate, Ingesta in nasal passage, Mucoid nasal discharge, Opisthotonus, Pain on external abdominal pressure, Paraparesis, Purulent nasal discharge, Rumen hypomotility or atony, Seizures or syncope, Sudden death, Tachycardia, Tetraparesis, Trembling, Tremor, Vomiting or regurgitation, Weak pulse
 
References   Niles GA. Toxicoses of the Ruminant Nervous System. Vet Clin North Am Food Anim Pract 2017;33:111 [Web Reference]
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