Hyperthyroidism can be diagnosed in most cats based on clinical signs consistent with the disease, physical examination findings including a palpable thyroid nodule and an increased serum total T4 concentration.
Because evidence points to surgical neutering as an important risk factor for hyperadrenocorticism in ferrets, we reviewed the literature to find current and possible future alternatives to surgically neutering ferrets.
In this article, I describe the most common clinical signs and physical examination findings in hyperthyroid cats. I also review the available diagnostic methods, including their advantages and disadvantages.
The internal medicine service at the Veterinary Medical Teaching Hospital at the University of Wisconsin School of Veterinary Medicine requested a consultation on a 7-year-old intact male Boston terrier in which pituitary-dependent hyperadrenocorticism had been diagnosed one month earlier.
Several drugs have been reported to alter thyroid function tests in dogs. These include glucocorticoids, potentiated sulfonamides and anticonvulsants, such as phenobarbital. Many other drugs have been reported to affect thyroid function in humans and other species.