Publications by authors named "M Lorentzon"

Background/objectives: Correction of decreased diversity of the gut microbiome, which is characteristic of menopause, by supplementation with a synbiotic may attenuate or prevent dysbiosis processes and preserve bone mass. We describe the rationale and design of the OsteoPreP trial aimed at evaluating the effects of 12 months of supplementation with a synbiotic on bone and metabolic health in postmenopausal Caucasian women.

Methods: This is a randomized, double-blinded, placebo-controlled trial among 160 Caucasian, postmenopausal women with no current diagnosis of osteoporosis or supplementation with pro- or prebiotics, and no medical treatment affecting bone turnover.

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Unlabelled: A surrogate FRAX® model for Nepal has been constructed using age- and sex-specific hip fracture rates for Indians living in Singapore and age- and sex-specific mortality rates from Nepal.

Introduction: FRAX models are frequently requested for countries with little or no data on the incidence of hip fractures. In such circumstances, the development of a surrogate FRAX model is recommended based on country-specific mortality data but using fracture data from a country, usually within the region, where fracture rates are considered to be representative of the index country.

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Objective: The high prevalence of osteoporosis in rheumatoid arthritis (RA) is due to inflammation that stimulates differentiation of osteoclasts, a process involving circulating monocytes and T cell-derived factors. The aim of this study was to evaluate relations between circulating monocytes, T cell subsets, and changes in bone characteristics before and after treatment with biological disease-modifying antirheumatic drugs (bDMARDs) in RA.

Methods: Thirty patients with untreated early RA who met the American College of Rheumatology/EULAR 2010 criteria were included.

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Unlabelled: Sequential romosozumab-to-alendronate or sequential teriparatide-to-alendronate can be a cost-effective treatment option for postmenopausal women at very high risk of fracture.

Purpose: To estimate the 10-year probability of a major osteoporotic fracture (MOF) at which sequential treatment with romosozumab or teriparatide followed by alendronate, compared with alendronate alone, becomes cost-effective in a UK setting.

Methods: A microsimulation model with a Markov structure was used to simulate fractures, costs, and quality-adjusted life years (QALYs), in women receiving sequential treatment with either romosozumab or teriparatide followed by alendronate, compared with alendronate alone.

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Article Synopsis
  • Identifying individuals at risk for short-term fractures is critical, as many fractures happen in those without osteoporosis, and researchers studied bone microarchitecture's role in predicting these risks.
  • In a study of over 7,000 participants, they found measures of radius and tibia bone microarchitecture were significant predictors of 2-year fracture risk, even when factoring in traditional assessments like DXA-BMD and FRAX.
  • The results indicated that decreases in certain bone measures significantly increased fracture risk in both men and women, suggesting that HR-pQCT could enhance current methods for assessing fracture risk in older adults.
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