Description    Hoary alyssum, BERTEROA INCANA, has been associated with clinical signs of poisoning in horses. This plant is primarily found in disturbed soil throughout northeastern and north-central North America.
Species   Equine
Signs   Abortion or weak newborns, Anorexia, Bloody stools, feces, hematochezia, Colic, Congestion oral mucous membranes, Dehydration, Diarrhea, Dullness, Fever, Forefoot pain, Forelimb lameness, Forelimb pain, Forelimb swelling, Generalized lameness or stiffness, Hemoglobinuria or myoglobinuria, Hindfoot pain, Hindlimb lameness, Hindlimb pain, Hindlimb swelling, Increased respiratory rate, Increased strength of pulse, Oliguria or anuria, Prolonged capillary refill time, Red or brown urine, Reluctant to move, Skin edema, Swelling mass penis, prepuce, testes, scrotum, spermatic cord, Tachycardia
References   Hovda LR. Hoary alyssum (berteroa incana) toxicity in a herd of broodmare horses. Vet Hum Toxicol 1993;35:39
Geor RJ. Toxicosis in horses after ingestion of hoary alyssum. JAVMA 1992;201:63
Ellison SP. Possible toxicity caused by hoary alyssum (berteroa incana). Vet Med 1992;87:472
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