In secondary Addison’s disease, the underlying issue is in the pituitary gland. Types of Addison’s Disease in Dogs Dogs can develop three types of Addison’s disease: primary Addison’s ...

Dr. Coston also adds, “Pituitary dwarfism in dogs can also be caused by benign brain tumors that affect the pituitary gland, leading to lower levels or the complete absence of growth hormones.” ...

Cushing’s syndrome is most commonly caused by a benign tumor on the pituitary gland — a small, pea-shaped structure located at the base of the brain. This form of the condition, known as ...