Patients with Cushing's Disease Are Usually Obese and Exhibit Osteoporosis

Multiple Choice

Patients with Cushing's disease are usually obese and exhibit osteoporosis and muscle wasting. Male patients become impotent and female patients have amenorrhea. Which of the following is the correct reason for the disease?

A) tumor of the suprarenal medulla
B) tumor of the thyroid gland
C) tumor of the pituitary gland
D) reduced ACTH production
E) reduced cortisol production