A 73-year-old woman with severe osteoporosis presents with acute back pain. Vital signs: BP 138/82, HR 88, RR 16, Temp 37.2°C, SpO2 98% on room air. She has sustained three vertebral compression fractures over 18 months despite adequate calcium and vitamin D supplementation. X-ray confirms new T12 fracture. Laboratory studies show normal alkaline phosphatase and calcium levels. She denies recent falls. Her physician prescribes a daily subcutaneous injection that stimulates osteoblast activity and bone formation when administered intermittently. Which drug was most likely prescribed?
- A)Raloxifene
- B)Alendronate
- C)Calcitonin
- D)Denosumab
- E)TeriparatideGABARITO
Explicação
Teriparatide is a PTH analog that stimulates osteoblast activity when given intermittently, producing net bone formation. This anabolic mechanism distinguishes it from antiresorptive osteoporosis therapies such as bisphosphonates, denosumab, and calcitonin. Ver explicação completa e trilha adaptativa →