BLACK AND NEW MEXICAN BLACK LOCUST, ROBINIA PSEUDOACACIA, R NEOMEXICANA POISONING
 
Description    Ingestion of young sprouts, bark, or pruned and fallen branches of black locust (ROBINIA) has been associated with clinical signs of toxicity in horses.
 
Species   Equine
 
Signs   Abnormal pupillary response to light, Anorexia, Arrhythmia, Ataxia, Blindness, Bloody stools, feces, hematochezia, Cold skin, Colic, Congestion oral mucous membranes, Decreased amount of stools, absent feces, constipation, Decreased borborygmi, Diarrhea, Dullness, Dysmetria, Dyspnea, Forefoot pain, Forelimb lameness, Forelimb pain, Generalized lameness or stiffness, Generalized weakness, Head pressing, Heat, nail, claw, hoof, Hindfoot pain, Hindlimb lameness, Hindlimb pain, Inability to stand, Increased respiratory rate, Melena or occult blood in feces, stools, Mydriasis, Paraparesis, Propulsion, Tetraparesis, Weak pulse
 
References   Stegelmeier BL. Toxic Causes of Intestinal Disease in Horses. Vet Clin North Am Equine Pract 2018;Feb [Web Reference]
Patterson-Kane JC. Paradigm shifts in understanding equine laminitis. Vet J 2018;231:33 [Web Reference]
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