Description    Ingestion of seeds from the castor bean plant (RICINIS COMMUNIS), the castor bean cake that remains after oil extraction, or fertilizer composed of residual plant material of the castor bean plant can cause illness due to ricin, one of the most potent plant toxins.
Species   Canine, Feline
Signs   Anorexia, Ataxia, Bloody stools, feces, hematochezia, Colic, Congestion oral mucous membranes, Diarrhea, Dullness, Dysmetria, Excessive salivation, Fever, Generalized weakness, Hematemesis, Hematuria, Hemoglobinuria or myoglobinuria, Hypothermia, Inability to stand, Melena or occult blood in feces, stools, Oliguria or anuria, Pain on external abdominal pressure, Pale, Prolonged capillary refill time, Red or brown urine, Sudden death, Tachycardia, Trembling, Tremor, Vomiting or regurgitation, Weak pulse
References   Cortinovis C. Epidemiology of intoxication of domestic animals by plants in Europe. Vet J 2013;197:163 [Web Reference]
Lee JA. Emergency Management and Treatment of the Poisoned Small Animal Patient. Vet Clin N A Sm Anim Pract 2013;43:757 [Web Reference]
Roels S. Lethal ricin intoxication in two adult dogs: toxicologic and histopathologic findings. J Vet Diagn Invest 2010;22:466 [Web Reference]
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