Bone Density Assessment in Postmenopausal Health
Summary
Bone density assessment forms the cornerstone of osteoporosis management in postmenopausal women, in whom oestrogen deficiency precipitates an imbalance between bone resorption and formation. Clinicians routinely measure bone mineral density to stratify fracture risk, guide therapeutic decisions and monitor response to treatment. Dual-energy X-ray absorptiometry has become the gold-standard imaging modality, yielding T-scores that inform diagnosis of osteopenia and osteoporosis. Complementary approaches include quantitative computed tomography and peripheral ultrasound, which offer three-dimensional insights or radiation-free screening alternatives. Biochemical markers of bone turnover, such as serum C-terminal telopeptide and procollagen type 1 N-propeptide, have been integrated into practice to capture dynamic changes in remodelling. Emerging techniques—high-resolution imaging, trabecular bone score analysis and circulating microRNA profiling—promise to refine individualised risk assessment. Effective screening programmes, particularly in low- and middle-income regions, remain imperative to mitigate the global burden of fragility fractures and associated morbidity.
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Bone Density Assessment in Postmenopausal Health publication trend
The graph below shows the total number of articles in bone density assessment in postmenopausal health across all publications each year (not limited to Nature Index journals).
Technical terms
Bone mineral density (BMD): A quantitative measure of mineral content in bone, expressed in grams per square centimetre, used to assess fracture risk.
Dual-energy X-ray absorptiometry (DEXA): An imaging technique that uses two X-ray beams of differing energy to measure BMD at key skeletal sites.
T-score: A standard deviation score comparing an individual’s BMD to the mean peak bone mass of a young adult reference population.
Parathyroid hormone (PTH): A peptide hormone that regulates calcium and phosphate metabolism, influencing bone resorption and formation.
Osteoporosis: A skeletal disorder characterised by compromised bone strength predisposing to increased risk of fracture, defined by a T-score ≤ –2.5.
References
- Vitamin D, Calcium, Parathyroid Hormone, and Sex Steroids in Bone Health and Effects of Aging. Journal of Osteoporosis (2020).
- Lack of Influence of Vitamin D Receptor BsmI (rs1544410) Polymorphism on the Rate of Bone Loss in a Cohort of Postmenopausal Spanish Women Affected by Osteoporosis and Followed for Five Years. PLOS ONE (2015).
- Do Estrogens improve bone mass in osteoporotic women over ten years of menopause. Sao Paulo Medical Journal (1994).
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