Stringhalt to three years. Horses may be affected so severely that euthanasia is necessary. It is unknown how long it takes for clinical signs to develop after the exposure to the cause of the condition. The majority of horses affected by stringhalt are dependent upon pasture for nutrition. Removal of the horse from its original paddock containing low-quality pasture, weeds and native grasses, along with dietary control, was the most common and successful treatment. Lateral digital extensor tenectomy has also been used as a treatment by veterinarians with a success rate of just over 50%. Phenytoin has been used in the
Diastrophic dysplasia child born with the disorder. The parents of a child with an autosomal recessive disorder are usually not affected by the disorder. Diastrophic dysplasia affects about one in 100,000 births. "This article incorporates some public domain text from The U.S. National Library of Medicine" Diastrophic dysplasia Diastrophic dysplasia (DTD) is an autosomal recessive dysplasia which affects cartilage and bone development. ("Diastrophism" is a general word referring to a twisting.) Diastrophic dysplasia is due to mutations in the "SLC26A2" gene. Affected individuals have short stature with very short arms and legs and joint problems that restrict mobility. This condition is also