03-11-2008, 08:21 AM
A 66-year-old African American woman comes to your office after bone density testing reveals osteoporosis. She has hypothyroidism, for which she has taken thyroxine for many years, but she has not kept regular appointments to follow up. She had a hysterectomy at the age of 43 and she has been on estrogen replacement therapy since the age of 47. She takes a daily calcium supplement. She exercises somewhat regularly. She does not smoke or use alcohol or drugs. Physical examination, including breast and pelvic exams, is normal. Which of the following factors is most likely adversely affecting bone mass in this patient?
A. African American race
B. Calcium supplementation
C. Estrogen replacement therapy
D. Exercise
E. Thyroxine
A. African American race
B. Calcium supplementation
C. Estrogen replacement therapy
D. Exercise
E. Thyroxine