Osteoporosis Flashcards
Ethnic group most at risk of osteoporosis
Asian women
Least risk of osteoporosis
Black women
Men or women have more fractures
Women (71%)
Osteoclasts
Resorb bone
Osteoblasts
Build bone
T-score
Comparison of patient’s measured BMD to the mean BMD of a healthy, young, sex-matched reference population.
Osteoporosis at or below -2.5 standard deviations
Z-score
Compares the patient’s BMD to the mean BMD for a healthy sex, age, weight, ethnic, and age-matched population.
Osteoporosis at or below -2.0 standard deviations
Bisphosphonate indication
Postmenopausal osteoporosis
Bisphosphonate MOA
Similar to compounds that are incorporated into bone matrix
Inhibit osteoclasts
Bisphosphonate Adverse Effects
Bone/muscle pain Dyspepsia Esophagitis, take with water and stay upright for 30 minutes in the morning before food Esophageal ulcers Jaw osteonecrosis
Calitonin Indication
Paget’s disease
Osteoporosis in women >5 yrs past menopause
Calcitonin MOA
Suppress osteoclast activity by acting on calcitonin receptor. Impairs ability to maintain ruffled border.
Calcitonin Adverse Effects
Allergic Reactions
Nasal Mucosal alterations
Rhinitis, Alternate nostrils when taking