Supplement to Compendium on Continuing Education for the Practicing Vet., 2004. 26(2(A)): p.22-23.
Hyperthyroidism was first reported in cats in 1979. Since that time, it has become the most common endocrinopathy in cats. Morphology of affected thyroid glands has been well characterized, but unfortunately the pathogenesis still remains a mystery. A number of factors have been postulated to play a role in pathogenesis, including heredity, genetics, breed, environment, and diet. These factors could affect any step in thyroid gland metabolism.