BUCKEYE, HORSE CHESTNUT, AESCULUS POISONING
 
Description    Red buckeye (AESCULUS PAVIA L.), Ohio buckeye (A. GLABRA, WILLD), California buckeye (A. CALIFORNICA (SPACH) NUTT), common horse chestnut (A. HIPPOCAS- TANAM) and yellow buckeye (A. OCTANDRA MARSH) are toxic to ruminants. Signs seen in the early spring as the buckeyes leaf out, and yellow buckeye nuts are toxic.
 
Species   Bovine, Caprine, Ovine
 
Signs   Agalactia, Anorexia, Ataxia, Back spasms, Coma, Dullness, Dysmetria, Excitement, Forelimb spasms, Generalized lameness or stiffness, Generalized weakness, Head, face, neck spasms, Hindlimb spasms, Hyperesthesia, Inability to stand, Increased respiratory rate, Mydriasis, Nystagmus, Opisthotonus, Polydipsia, Polyuria, Seizures or syncope, Strabismus, Tachycardia, Tetany, Trembling, Tremor
 
References   Niles GA. Toxicoses of the Ruminant Nervous System. Vet Clin North Am Food Anim Pract 2017;33:111 [Web Reference]
Nicholson SS. Southeastern Plants Toxic to Ruminants. Vet Clin N A Food Anim Pract 2011;27:447 [Web Reference]
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