Osteoporosis, Menopause and Testosterone Use Flashcards
Osteoblasts definition?
Bone formation
Osteoclast definition?
Bone resorption, break-down
What is the golden standard for measuring BMD
Dual energy X-ray absorptiometry (DEXA or DXA)
How is Osteoporosis diagnosed?
T-score or Z-score
T-score: compares the patient’s measured BMD to the average peak BMD of a healthy, young white adult of the same age
What patient population should have BMD measured
Women ≥ 65 years
Men ≥ 70 years
Interpreting T-score
Normal: ≥ -1
Osteopenia (low bone mass): -1 to -2.4
Osteoporosis: ≤ - 2.5
What is the recommendation of daily Calcium intake for most adults?
1,000 - 1,200mg elemental calcium
MDD: 500 - 600mg elemental calcium per dose
How much elemental calcium dose Calcium Carbonate have?
What is the brand names?
Clinical pearls?
- 40%
- 1g of calcium carbonate = 400 mg elemental
- Tums, Oscal
- Must take with meals
How much elemental calcium dose Calcium Citrate have?
What is the brand names?
Clinical pearls?
- 21%
- 1g of calcium citrate = 210 mg elemental
- Citracal
- Can take with or without food
What is considered serum vitamin D deficient?
25(OH)D < 30 ng/ml
What is the first line therapy for Osteoporosis?
Bisphosphonates
Bisphosphonates clinical pearl
- Stay upright for 30 minutes
- Drink 6 - 8 oz of plain water
Bisphosphonates ADE
- Esophagitis
- Musculoskeletal symptoms
- Hypocalcemia
Rare but serious:
- Osteonecrosis of the jaw (ONJ)
- Atypical femur fractures
When is Denusumab (Prolia) recommended?
It is recommended as an alternative to Bisphosphonates
Denusumab (Prolia) dosing
SubCu every 6 months