Iodine Toxicity
Iodine toxicity is most often related to the over supplementation of iodine. Foals are predisposed to iodine toxicity. The clinical presentation of iodine toxicity includes goiter, abnormalities in the growth of the bones of the limb seen most frequently in the bones, weakness, long and silky body hair and death. Diagnosis is made through clinical signs and symptoms and serology and treatment includes the restriction of iodine from the diet.
Iron Toxicity
Iron toxicity is seen most commonly in
. It can be caused by over
supplementation of iron.
The clinical presentation of iron toxicity includes depression, diarrhea, icterus, decreased immunity to bacterial infection, dehydration, hepatic failure, coma and death. Diagnosis can be made through clinical signs and symptoms and through serology. Treatment includes the restriction of iron in the diet.
Zinc Toxicity
Zinc toxicity is considered rare in horses but may be caused by the gross over supplementation of zinc in the diet. The clinical presentation of zinc toxicity includes developmental orthopaedic disease, joint effusion, flexural limb deformities, hypertrophy of the growth plate and lameness. Diagnosis is made through clinical signs and symptoms as well as serology. Treatment includes the restriction of zinc in the diet.
Vitamin D Toxicity
Vitamin D toxicity is the most common of all the nutritional toxicities in horses. It is caused by the supplementation of vitamin D in horses eating a diet high in and that are exposed to for much of the day. An excess of vitamin D causes an increase in the absorption and deposition of calcium and phosphorus in connective tissues other than bone. in connective tissue such as tendons, ligaments, fascia and the periosteum, calcium deposition in The clinical presentation of vitamin D toxicity includes calcium
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