CASTOR BEAN, RICIN COMMUNIS, POISONING
 
Description    Seeds of the plant RICINUS COMMUNIS can be toxic. Usually seen in horses new to an area with the plant or in young horses.
 
Species   Equine
 
Signs   Ataxia, Colic, Diarrhea, Dullness, Dysmetria, Fever, Gallop rhythm, Generalized weakness, Grinding teeth, Head, face, neck spasms, Rumen hypomotility or atony, Seizures or syncope, Sweating, Tachycardia, Trembling, Vomiting or regurgitation
 
References   Atherton RP. Acute colitis: pathophysiology and noninfectious causes. Compendium Equine 2009;4:366
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