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Wáng YXJ, Diacinti D, Aparisi Gómez MP, Santiago FR, Becce F, Tagliafico AS, Prakash M, Isaac A, Dalili D, Griffith JF, Guglielmi G, Bazzocchi A. Radiological diagnosis of prevalent osteoporotic vertebral fracture on radiographs: an interim consensus from a group of experts of the ESSR osteoporosis and metabolism subcommittee. Skeletal Radiol 2024:10.1007/s00256-024-04678-4. [PMID: 38662094 DOI: 10.1007/s00256-024-04678-4] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/07/2024] [Revised: 04/09/2024] [Accepted: 04/09/2024] [Indexed: 04/26/2024]
Abstract
When a low-energy trauma induces an acute vertebral fracture (VF) with clinical symptoms, a definitive diagnosis of osteoporotic vertebral fracture (OVF) can be made. Beyond that, a "gold" radiographic standard to distinguish osteoporotic from non-osteoporotic VFs does not exist. Fracture-shaped vertebral deformity (FSVD) is defined as a deformity radiographically indistinguishable from vertebral fracture according to the best of the reading radiologist's knowledge. FSVD is not uncommon among young populations with normal bone strength. FSVD among an older population is called osteoporotic-like vertebral fracture (OLVF) when the FSVD is likely to be associated with compromised bone strength. In more severe grade deformities or when a vertebra is collapsed, OVF diagnosis can be made with a relatively high degree of certainty by experienced readers. In "milder" cases, OVF is often diagnosed based on a high probability rather than an absolute diagnosis. After excluding known mimickers, singular vertebral wedging in older women is statistically most likely an OLVF. For older women, three non-adjacent minimal grade OLVF (< 20% height loss), one minimal grade OLVF and one mild OLVF (20-25% height loss), or one OLVF with ≥ 25% height loss, meet the diagnosis of osteoporosis. For older men, a single OLVF with < 40% height loss may be insufficient to suggest the subject is osteoporotic. Common OLVF differential diagnoses include X-ray projection artifacts and scoliosis, acquired and developmental short vertebrae, osteoarthritic wedging, oncological deformities, deformity due to high-energy trauma VF, lateral hyperosteogeny of a vertebral body, Cupid's bow, and expansive endplate, among others.
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Affiliation(s)
- Yì Xiáng J Wáng
- Department of Imaging and Interventional Radiology, Faculty of Medicine, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong SAR, China.
| | - Daniele Diacinti
- Department of Radiological Sciences, Oncology and Pathology, Sapienza University of Rome, Rome, Italy
| | - Maria Pilar Aparisi Gómez
- Department of Radiology, Auckland City Hospital, Auckland District Health Board, Auckland, New Zealand
- Department of Anatomy and Medical Imaging, Faculty of Medical and Health Sciences, The University of Auckland, Auckland, New Zealand
- Department of Radiology, IMSKE, Valencia, Spain
| | - Fernando Ruiz Santiago
- Department of Radiology and Physical Medicine, Faculty of Medicine, University of Granada, Granada, Spain
- Musculoskeletal Radiology Unit, Hospital Universitario Virgen de Las Nieves, Granada, Spain
| | - Fabio Becce
- Department of Diagnostic and Interventional Radiology, Lausanne University Hospital, University of Lausanne, Lausanne, Switzerland
| | - Alberto Stefano Tagliafico
- Department of Radiology, DISSAL, University of Genova, Genoa, Italy
- Department of Radiology, Ospedale Policlinico San Martino, Genoa, Italy
| | - Mahesh Prakash
- Department of Radiodiagnosis and Imaging, Post Graduate Institute of Medical Education and Research (PGIMER), Chandigarh, India
| | - Amanda Isaac
- School of Biomedical Engineering and Imaging Sciences, King's College London, London, UK
| | - Danoob Dalili
- Academic Surgical Unit, Southwest London Elective Orthopaedic Centre (SWLEOC), Dorking Road, Epsom, London, UK
- Department of Radiology, Epsom and St Hellier University Hospitals NHS Trust, Dorking Road, Epsom, London, UK
| | - James F Griffith
- Department of Imaging and Interventional Radiology, Faculty of Medicine, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong SAR, China
| | - Giuseppe Guglielmi
- Department of Clinical and Experimental Medicine, Foggia University School of Medicine, Foggia, Italy
- Radiology Unit, Dimiccoli Teaching Hospital Barletta, Barletta, Italy
| | - Alberto Bazzocchi
- Diagnostic and Interventional Radiology, IRCCS Istituto Ortopedico Rizzoli, Bologna, Italy
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2
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Shepherd JA. Positions of The International Society for Clinical Densitometry and Their Etiology: A Scoping Review. J Clin Densitom 2023; 26:101369. [PMID: 37127451 DOI: 10.1016/j.jocd.2023.101369] [Citation(s) in RCA: 7] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/10/2023] [Accepted: 04/05/2023] [Indexed: 05/03/2023]
Abstract
The International Society for Clinical Densitometry convenes a Position Development Conference (PDC) every 2 to 3 years to make recommendations for guidelines and standards in the field of musculoskeletal measurement and assessment. The recommendations pertain to clinically relevant issues regarding the acquisition, quality control, interpretation, and reporting of measures of various aspects of musculoskeletal health. These PDCs have been meeting since 2002 and have generated 214 Adult, 26 FRAX, 41 pediatric, and 9 general nomenclature consideration positions, for a total of 290 positions. All positions are justified by detailed documents that present the background and rationale for each position. However, the linkage to these publications is not maintained by the ISCD or any other publication such that physicians cannot easily understand the etiology of the positions. Further, the wording of many positions has changed over the years after being reviewed by subsequent PDCs. This scoping review captures the references, changes, and timeline associated with each position through the 2019 PDC. It is meant to serve as a guide to clinicians and researchers for intelligent use and application of the positions.
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Affiliation(s)
- John A Shepherd
- Department of Epidemiology and Population Sciences, University of Hawaii Cancer Center, 701 Ilalo Street, Suite 522, Honolulu, HI, 96813, USA.
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Routine Use of Lateral Vertebral Assessment With DXA Scan for Detection of Silent But Debilitating Vertebral Fractures. Clin Nucl Med 2023; 48:107-111. [PMID: 36607360 DOI: 10.1097/rlu.0000000000004494] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/07/2023]
Abstract
PURPOSE OF THE REPORT Reduced bone mineral density is a major public health dilemma with high prevalence. Vertebral fracture (VF) is an independent risk factor for fragility fracture. Lateral vertebral assessment (LVA) in dual-energy x-ray absorptiometry is a reliable, low-radiation, accurate, and cost-effective method for VF assessment. PATIENTS AND METHODS Five hundred seventy-five scans of oncologic and nononcologic patients were retrospectively reviewed irrespective of age or sex. Patients' symptoms, bone mineral density, and risk factors were also evaluated. Scans in which LVA was not acquired or had previously known VFs were excluded. RESULTS The mean age of patients was 66 ± 11.5 years. Eleven percent of patients had VFs on LVA, of which 7 were excluded due to known VFs. Ten percent had new VFs, most of whom were women (n = 42). The most common risk factor was secondary osteoporosis in women and rheumatoid arthritis in men. Sixty-eight percent of the patients had solitary fractures, whereas 32% had multiple fractures. Most of these patients had underlying osteopenia (n = 19). FRAX was calculated twice: once with the history of personal fracture marked and the other time unmarked as these would not have been discovered if LVA was not acquired. Statistically significant mean percent difference of 5.4% was found in probability of major osteoporotic fracture and 2.1% in the mean risk of hip fracture. CONCLUSIONS In our population, 10% patients had unsuspected VFs on LVA in dual-energy x-ray absorptiometry scan. Most of these were nononcologic patients with associated risk factors. Based on the FRAX tool, there is a significant difference in the 10-year risk of fracture when unsuspected fractures discovered on LVA are marked.
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Binkley N, Schousboe JT, Lix LM, Morin SN, Leslie WD. Should vertebral fracture assessment be performed in Fracture Liaison Service patients with non-vertebral fracture? Osteoporos Int 2023; 34:129-135. [PMID: 36380162 DOI: 10.1007/s00198-022-06586-6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/15/2022] [Accepted: 10/21/2022] [Indexed: 11/17/2022]
Abstract
UNLABELLED Prior non-vertebral fractures, except of the ankle, are associated with increased likelihood of vertebral fracture. As knowledge of vertebral fracture presence may alter care, vertebral fracture assessment (VFA) is indicated in patients with prior fracture. INTRODUCTION Vertebral fractures are often unappreciated. It was recently advocated that all Fracture Liaison Service (FLS) patients have densitometric VFA performed. We evaluated the likelihood of vertebral fracture identification with VFA in patients with prior fracture using the Manitoba Bone Density database. METHODS : VFA was performed in patients with T-scores below - 1.5 and age 70 + (or younger with height loss or glucocorticoid use) obtaining bone densitometry in Manitoba from 2010 to 2018. Those with prior clinical vertebral fracture, pathologic fracture, or uninterpretable VFA were excluded. Vertebral fractures were identified using the modified ABQ method. Health records were assessed for non-vertebral fracture (excluding head, neck, hand, foot) diagnosis codes unassociated with trauma prior to DXA. Multivariable odds ratios (ORs) for vertebral fracture were estimated without and with adjustment for age, sex, body mass index, ethnicity, area of residence, income level, comorbidity score, diabetes mellitus, falls in the last year, glucocorticoid use, and lowest BMD T-score. RESULTS The study cohort consisted of 12,756 patients (94.4% women) with mean (SD) age 75.9 (6.8) years. Vertebral fractures were identified in 1925 (15.1%) overall. Vertebral fractures were significantly more likely (descending order) in those with prior pelvis, hip, humerus, other sites, and forearm, but not ankle fracture. There was modest attenuation with covariate adjustment but statistical significance was maintained. CONCLUSIONS Prior hip, humerus, pelvis, forearm, and other fractures are associated with an increased likelihood of previously undiagnosed vertebral fracture, information useful for risk stratification and monitoring. These data support recommending VFA in FLS patients who are age 70 + with low BMD.
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Affiliation(s)
- N Binkley
- University of Wisconsin, 2870 University Avenue, Suite 100, Madison, WI, 53705, USA.
| | - J T Schousboe
- Park Nicollet Clinic & HealthPartners Institute, Minneapolis, MN, USA
| | - L M Lix
- University of Manitoba, Winnipeg, Canada
| | | | - W D Leslie
- University of Manitoba, Winnipeg, Canada
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Song F, Wei Y, Feng W, Fu R, Li Z, Gao X, Cheng X, Yang H. Biomechanical CT-computed bone strength predicts the risk of subsequent vertebral fracture. Bone 2023; 166:116601. [PMID: 36336262 DOI: 10.1016/j.bone.2022.116601] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/18/2022] [Revised: 10/14/2022] [Accepted: 10/31/2022] [Indexed: 11/06/2022]
Abstract
Following primary fractures and percutaneous kyphoplasty (PKP), patients have a high risk of incurring a subsequent vertebral fracture (SVF). Given that SVF is a consequence of mechanical deterioration of the vertebra, we sought to examine whether vertebral strength derived from QCT-based finite element analysis (i.e., BCT) can predict the risk of SVF. Sixty-six patients who underwent PKP were categorized into two groups: control or non-SVF group (age: 70 ± 7 years; n = 40) and SVF group (age: 69 ± 8 years; n = 26). BCT was performed on L4 or L3 vertebrae to noninvasively measure vertebral strength. Vertebral strength was also estimated based upon the geometry and material properties of the vertebra. Additionally, trabecular volumetric bone mineral density (vBMD) and L1 Hounsfield unit (HU) were measured. t-Test, χ2 test or Mann Whitney U test were used to compare differences in these parameters between the two groups. The predictive abilities of BCT strength and other measured parameters were evaluated using the receiver operating characteristic (ROC) analysis. Results showed no significant difference in either vBMD or L1 HU between the control and SVF groups (p > 0.05), whereas BCT-computed and estimated vertebral strength values were significantly reduced by 33 % and 24 % for the SVF group relative to the non-SVF group, respectively. ROC curve indicated that BCT strength had the largest area under the curve, compared to other parameters. These results suggest that BCT-computed vertebral strength may serve as a surrogate for assessing risk of SVF.
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Affiliation(s)
- Fei Song
- Department of Biomedical Engineering, Faculty of Environment and Life, Beijing University of Technology, Beijing 100124, China
| | - Yi Wei
- Department of Spinal Surgery, Beijing Jishuitan Hospital, Beijing 100035, China
| | - Wentian Feng
- Department of Biomedical Engineering, Faculty of Environment and Life, Beijing University of Technology, Beijing 100124, China
| | - Ruisen Fu
- Department of Biomedical Engineering, Faculty of Environment and Life, Beijing University of Technology, Beijing 100124, China
| | - Zuchang Li
- Department of Spinal Surgery, Beijing Jishuitan Hospital, Beijing 100035, China
| | - Xing Gao
- Department of Biomedical Engineering, Faculty of Environment and Life, Beijing University of Technology, Beijing 100124, China
| | - Xiaoguang Cheng
- Department of Radiology, Beijing Jishuitan Hospital, Beijing 100035, China
| | - Haisheng Yang
- Department of Biomedical Engineering, Faculty of Environment and Life, Beijing University of Technology, Beijing 100124, China.
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Chen FP, Lin YJ, Chao AS, Lin YC, Sung CM, Chen JF, Wong AMK. Utilizing nomograms to predict prevalent vertebral fracture risk: An analysis of dysmobility syndrome in a community-dwelling population. Biomed J 2022; 45:931-939. [PMID: 34801764 PMCID: PMC9795362 DOI: 10.1016/j.bj.2021.11.008] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/23/2021] [Revised: 10/22/2021] [Accepted: 11/12/2021] [Indexed: 01/05/2023] Open
Abstract
BACKGROUND To determine a reliable method to predict prevalent vertebral fractures (VF) by assessing the association between dysmobility syndrome (DS) and VF in a community-dwelling population. METHODS This cross-sectional study enrolled 518 participants from fracture-prevention educational activities held in multiple communities in Taiwan. Assessments included questionnaires, fracture risk assessment tool (FRAX), bone mineral density (BMD) and body composition using dual-energy x-ray absorptiometry (DXA), lateral thoracolumbar spine x-rays (specifically T8-S1), grip strength (GS), walking speed, and fall history. RESULTS DS was noted in 257 participants (49.6%) and VF was identified in 196 participants (37.8%). A higher prevalence of VF was noted in those with DS. The prevalence of VF was significantly associated with age, gender, FRAX both with and without BMD, osteoporosis, low GS, and DS. In multivariate models accounting for age and sex, the c-index was greater in those with low GS plus osteoporosis as compared to DS alone. Low GS, osteoporosis, and pre-BMD FRAX all had similar c-indexes. Pre-BMD FRAX plus low GS and osteoporosis was superior in predicting VF compared to pre-BMD FRAX plus low GS or osteoporosis alone. Besides the inclusion of age and gender, the nomogram with pre-BMD FRAX major osteoporosis fracture probability (MOF) plus low GS had improved correlation between the estimated and actual VF probability than those with pre-BMD FRAX MOF plus osteoporosis. CONCLUSIONS The constructed nomogram containing pre-BMD FRAX MOF plus low GS may be considered as a first-line prevalent VF screening method. Those with high-risk scores should subsequently undergo vertebral radiography and/or BMD.
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Affiliation(s)
- Fang-Ping Chen
- Keelung Osteoporosis Prevention and Treatment Center, Chang Gung Memorial Hospital at Keelung, Keelung, Taiwan,Department of Medicine, College of Medicine, Chang Gung University, Taoyuan, Taiwan,Department of Obstetrics and Gynecology, Keelung Chang Gung Memorial Hospital at Keelung, Keelung, Taiwan,Corresponding author. Department of Obstetrics and Gynecology, Chang Gung Memorial Hospital at Keelung, 222 Mai-Chin Rd., Keelung 204, Taiwan.
| | - Yu-Jr Lin
- Research Service Center for Health Information, Chang Gung University, Taoyuan, Taiwan
| | - An-Shine Chao
- Keelung Osteoporosis Prevention and Treatment Center, Chang Gung Memorial Hospital at Keelung, Keelung, Taiwan,Department of Medicine, College of Medicine, Chang Gung University, Taoyuan, Taiwan,Department of Obstetrics and Gynecology, Keelung Chang Gung Memorial Hospital at Keelung, Keelung, Taiwan
| | - Yu-Ching Lin
- Keelung Osteoporosis Prevention and Treatment Center, Chang Gung Memorial Hospital at Keelung, Keelung, Taiwan,Department of Radiology, Keelung Chang Gung Memorial Hospital at Keelung, Keelung, Taiwan
| | - Chen-Ming Sung
- Department of Radiology, Keelung Chang Gung Memorial Hospital at Keelung, Keelung, Taiwan
| | - Jung-Fu Chen
- Keelung Osteoporosis Prevention and Treatment Center, Chang Gung Memorial Hospital at Keelung, Keelung, Taiwan,Department of Endocrinology and Metabolism, Osteoporosis Prevention and Treatment Center, Chang Gung Memorial Hospital at Kaohsiung, Kaohsiung, Taiwan
| | - Alice MK. Wong
- Department of Physical Medicine and Rehabilitation, Chang Gung Memorial Hospital at Taoyuan, Taoyuan, Taiwan,Healthy Aging Research Center, Chang Gung University, Taoyuan, Taiwan
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Åkesson KE, Ganda K, Deignan C, Oates MK, Volpert A, Brooks K, Lee D, Dirschl DR, Singer AJ. Post-fracture care programs for prevention of subsequent fragility fractures: a literature assessment of current trends. Osteoporos Int 2022; 33:1659-1676. [PMID: 35325260 PMCID: PMC8943355 DOI: 10.1007/s00198-022-06358-2] [Citation(s) in RCA: 9] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/26/2021] [Accepted: 02/18/2022] [Indexed: 01/07/2023]
Abstract
Post-fracture care (PFC) programs evaluate and manage patients with a minimal trauma or fragility fracture to prevent subsequent fractures. We conducted a literature review to understand current trends in PFC publications, evaluate key characteristics of PFC programs, and assess their clinical effectiveness, geographic variations, and cost-effectiveness. We performed a search for peer-reviewed articles published between January 2003 and December 2020 listed in PubMed or Google Scholar. We categorized identified articles into 4 non-mutually exclusive PFC subtopics based on keywords and abstract content: PFC Types, PFC Effectiveness/Success, PFC Geography, and PFC Economics. The literature search identified 784 eligible articles. Most articles fit into multiple PFC subtopics (PFC Types, 597; PFC Effectiveness/Success, 579; PFC Geography, 255; and PFC Economics, 98). The number of publications describing how PFC programs can improve osteoporosis treatment rates has markedly increased since 2003; however, publication gaps remain, including low numbers of publications from some countries with reported high rates of osteoporosis and/or hip fractures. Fracture liaison services and geriatric/orthogeriatric services were the most common models of PFC programs, and both were shown to be cost-effective. We identified a need to expand and refine PFC programs and to standardize patient identification and reporting on quality improvement measures. Although there is an increasing awareness of the importance of PFC programs, publication gaps remain in most countries. Improvements in established PFC programs and implementation of new PFC programs are still needed to enhance equitable patient care to prevent occurrence of subsequent fractures.
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Affiliation(s)
- K E Åkesson
- Faculty of Medicine, Lund University, Malmö, Sweden.
- Department of Orthopedics, Skåne University Hospital, Inga Marie Nilssons gata 22, S-205 02, Malmö, Sweden.
| | - K Ganda
- Concord Clinical School, University of Sydney, Sydney, Australia
- Department of Endocrinology, Concord Repatriation General Hospital, Sydney, Australia
| | - C Deignan
- Global Clinical Development, Amgen Inc., CA, Thousand Oaks, USA
| | - M K Oates
- Global Clinical Development, Amgen Inc., CA, Thousand Oaks, USA
| | - A Volpert
- BioScience Communications, New York, NY, USA
| | | | - D Lee
- Global Marketing, Amgen Inc., Thousand Oaks, CA, USA
- Health Collaboration Partners LLC, Thousand Oaks, CA, USA
| | - D R Dirschl
- Department of Orthopaedic Surgery and Rehabilitation Medicine, The University of Chicago Medicine, Chicago, IL, USA
| | - A J Singer
- Department of Obstetrics and Gynecology, MedStar Georgetown University Hospital, Washington, DC, USA
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Abstract
Osteoporosis is a metabolic bone disease characterized by low bone mass and microarchitectural deterioration of bone tissue leading to an increased risk of fragility fractures. Central dual-energy X-ray absorptiometry measurements are the gold standard for determining bone mineral density. A well-balanced diet containing adequate amounts of calcium and vitamin D, exercise, smoking cessation, and limited alcohol intake are important to maintain bone health. Pharmacologic agents should be recommended in postmenopausal women who are at high risk for fractures. Newer anabolic therapies including teriparatide, abaloparatide, and romosozumab have emerged for use in severe osteoporosis.
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Affiliation(s)
- Anika K Anam
- Department of Internal Medicine, Section of Endocrinology, Yale Bone Center, Yale University School of Medicine, 333 Cedar Street, FMP 107, PO Box 208020, New Haven, CT 06519, USA.
| | - Karl Insogna
- Department of Internal Medicine, Section of Endocrinology, Yale Bone Center, Yale University School of Medicine, 333 Cedar Street, FMP 107, PO Box 208020, New Haven, CT 06519, USA
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9
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Carey JJ, Yang L, Erjiang E, Wang T, Gorham K, Egan R, Brennan A, Dempsey M, Armstrong C, Heaney F, McCabe E, Yu M. Vertebral Fractures in Ireland: A Sub-analysis of the DXA HIP Project. Calcif Tissue Int 2021; 109:534-543. [PMID: 34085087 PMCID: PMC8484104 DOI: 10.1007/s00223-021-00868-7] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/27/2021] [Accepted: 05/13/2021] [Indexed: 11/28/2022]
Abstract
Osteoporosis is an important global health problem resulting in fragility fractures. The vertebrae are the commonest site of fracture resulting in extreme illness burden, and having the highest associated mortality. International studies show that vertebral fractures (VF) increase in prevalence with age, similarly in men and women, but differ across different regions of the world. Ireland has one of the highest rates of hip fracture in the world but data on vertebral fractures are limited. In this study we examined the prevalence of VF and associated major risk factors, using a sample of subjects who underwent vertebral fracture assessment (VFA) performed on 2 dual-energy X-ray absorptiometry (DXA) machines. A total of 1296 subjects aged 40 years and older had a valid VFA report and DXA information available, including 254 men and 1042 women. Subjects had a mean age of 70 years, 805 (62%) had prior fractures, mean spine T-score was - 1.4 and mean total hip T-scores was - 1.2, while mean FRAX scores were 15.4% and 4.8% for major osteoporotic fracture and hip fracture, respectively. Although 95 (7%) had a known VF prior to scanning, 283 (22%) patients had at least 1 VF on their scan: 161 had 1, 61 had 2, and 61 had 3 or more. The prevalence of VF increased with age from 11.5% in those aged 40-49 years to > 33% among those aged ≥ 80 years. Both men and women with VF had significantly lower BMD at each measured site, and significantly higher FRAX scores, P < 0.01. These data suggest VF are common in high risk populations, particularly older men and women with low BMD, previous fractures, and at high risk of fracture. Urgent attention is needed to examine effective ways to identify those at risk and to reduce the burden of VF.
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Affiliation(s)
- John J Carey
- School of Medicine, National University of Ireland Galway, Galway, Ireland.
- Department of Rheumatology, Galway University Hospitals, Galway, Ireland.
| | - Lan Yang
- School of Engineering, National University of Ireland Galway, Galway, Ireland
- Department of Industrial Engineering, Tsinghua University, Beijing, China
| | - E Erjiang
- Department of Industrial Engineering, Tsinghua University, Beijing, China
| | - Tingyan Wang
- Department of Industrial Engineering, Tsinghua University, Beijing, China
- Nuffield Department of Medicine, University of Oxford, Oxford, UK
| | - Kelly Gorham
- Department of Rheumatology, Galway University Hospitals, Galway, Ireland
| | - Rebecca Egan
- Department of Rheumatology, Galway University Hospitals, Galway, Ireland
| | - Attracta Brennan
- School of Computer Science, National University of Ireland Galway, Galway, Ireland
| | - Mary Dempsey
- School of Engineering, National University of Ireland Galway, Galway, Ireland
| | | | - Fiona Heaney
- Department of Rheumatology, Galway University Hospitals, Galway, Ireland
| | - Eva McCabe
- School of Medicine, National University of Ireland Galway, Galway, Ireland
- Department of Rheumatology, Galway University Hospitals, Galway, Ireland
| | - Ming Yu
- Department of Industrial Engineering, Tsinghua University, Beijing, China
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El Amri N, Daldoul C, Lataoui S, Baccouche K, Belghali S, Zeglaoui H, Bouajina E. Asymptomatic vertebral fracture in Tunisian post-menopausal women at risk: prevalence and risk factors. Arch Osteoporos 2021; 16:139. [PMID: 34537891 DOI: 10.1007/s11657-021-00989-4] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/16/2021] [Accepted: 08/03/2021] [Indexed: 02/03/2023]
Abstract
UNLABELLED Data are still scarce regarding the prevalence and the associated factors of vertebral fractures (VF) in the North Africa and the Middle East region. In this study, VF were common in at risk Tunisian women with a prevalence of 26.19%. Lower total hip T-score, having severe back pain, and being physically inactive were independently associated with VF. INTRODUCTION Vertebral fractures are related to a marked increase in morbidity and mortality and they are associated with a definite risk of subsequent fracture. Nevertheless, they remain underdiagnosed and little is known about their epidemiology in the African countries. In this first Tunisian study, we aimed to assess the prevalence and the associated factors of asymptomatic VF among at risk Tunisian post-menopausal women. METHODS In this cross-sectional study, we included post-menopausal women without a previous diagnosis of VF and who were referred for bone mineral density (BMD) measurement. Each participant had had an extensive medical history investigation, a BMD assessment, and a vertebral fracture assessment (VFA) scan using a dual energy X-ray absorptiometry. VF were defined using Genant semi-quantitative method. RESULTS Two hundred and ten post-menopausal women were included. The overall prevalence of VF was 26.19% and 9.52% of our participants had multiple VF. The prevalence of VF was significantly higher in older participants, those having a history of prior severe fragility fracture, or having at least one intrinsic fall. The percentage of low bone mineral density and osteoporosis were significantly higher in women with VF. After binary logistic regression analysis, severe back pain (OR = 3.016; 95% CI 1.304-6.974), regular physical activity (OR = 0.065; 95% CI 0.02-0.213), and total hip T-score (OR = 0.56; 95% CI 0.383-0.820) were independently associated with VF. CONCLUSION VF are very prevalent among at risk Tunisian post-menopausal women and their incorporation in a clinical and densitometric tool might identify more effectively subsequent fracture.
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Affiliation(s)
- Nejla El Amri
- Department of Rheumatology, Farhat Hached University Hospital, Sousse, Tunisia. .,Faculty of Medicine, University of Sousse, Sousse, Tunisia.
| | - Cyrine Daldoul
- Department of Rheumatology, Farhat Hached University Hospital, Sousse, Tunisia. .,Faculty of Medicine, University of Sousse, Sousse, Tunisia.
| | - Sadok Lataoui
- Department of Rheumatology, Farhat Hached University Hospital, Sousse, Tunisia.,Faculty of Medicine, University of Sousse, Sousse, Tunisia
| | - Khadija Baccouche
- Department of Rheumatology, Farhat Hached University Hospital, Sousse, Tunisia.,Faculty of Medicine, University of Sousse, Sousse, Tunisia
| | - Safaa Belghali
- Department of Rheumatology, Farhat Hached University Hospital, Sousse, Tunisia.,Faculty of Medicine, University of Sousse, Sousse, Tunisia
| | - Héla Zeglaoui
- Department of Rheumatology, Farhat Hached University Hospital, Sousse, Tunisia.,Faculty of Medicine, University of Sousse, Sousse, Tunisia
| | - Elyes Bouajina
- Department of Rheumatology, Farhat Hached University Hospital, Sousse, Tunisia.,Faculty of Medicine, University of Sousse, Sousse, Tunisia
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Gómez O, Talero AP, Zanchetta MB, Madeira M, Moreira CA, Campusano C, Orjuela AM, Cerdas P S, de la Peña-Rodríguez MP, Reza AA, Velazco C, Mendoza B, Uzcátegui LR, Rueda PN. Diagnostic, treatment, and follow-up of osteoporosis-position statement of the Latin American Federation of Endocrinology. Arch Osteoporos 2021; 16:114. [PMID: 34302550 DOI: 10.1007/s11657-021-00974-x] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/10/2020] [Accepted: 06/18/2021] [Indexed: 02/03/2023]
Abstract
UNLABELLED The Latin American Federation of Endocrinology position statement on osteoporosis was developed by endocrinologists from 9 countries. It encompasses the definition, diagnosis, treatment, and follow-up of the disease, the identification of barriers to healthcare, and proposals to improve the disease care in the region. INTRODUCTION There is a gap in the understanding of osteoporosis in Latin America. The objective of this work is to state the position of the Latin American Federation of Endocrinology on osteoporosis care in postmenopausal women to better bridge this gap. METHODS An experts' panel was formed comprising of 11 endocrinologists from 9 countries. A data search was conducted with a conceptual approach and data selection was based on the hierarchy of the EBHC pyramid. Unpublished data was considered for local epidemiological data and expert opinion for the identification of barriers to healthcare. An expert consensus based on the Delphi methodology was carried out. Experts were asked to respond on a 5-point Likert Scale to two provided answers to guiding questions. RESULTS Consensus was agreed on the answer for the questions with the higher median on the Likert scale and synthetized on 16 statements covering the definition of osteoporosis, diagnostic approach, treatment options, and follow-up. Besides clinical topics, unmet needs in osteoporosis were identified in relation to local epidemiological data, barriers to treatment, and misclassification of programs within health systems. CONCLUSIONS Through a process based on recognized methodological tools, FELAEN's position on osteoporosis was developed. This made it possible to state an optimum scenario for the care of the disease and helped to identify knowledge gaps. There is great variability in the approach to osteoporosis in Latin America and barriers in all the stages of healthcare persist.
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Affiliation(s)
- O Gómez
- Departamento de Ciencias Fisiológicas, Facultad de Medicina de la Pontificia, Universidad Javeriana, Bogotá, Colombia.
| | - A P Talero
- Asociación Colombiana de Endocrinología, Diabetes y Metabolismo (ACE), Bogotá, Colombia
| | - M B Zanchetta
- Cátedra de Osteología y Metabolismo Mineral, Facultad de Medicina, Universidad del Salvador, Instituto de Investigaciones Metabólicas (IDIM), Asociación Argentina de Osteología y Metabolismo Mineral (AAOMM), Sociedad Argentina de Endocrinología (SAEM), Buenos Aires, Argentina
| | - M Madeira
- Departamento de Metabolismo Óseo y Mineral de La Sociedad Brasilera de Endocrinología y Metabolismo (SBEM), Universidade Federal Do Rio de Janeiro (UFRJ), Río de Janeiro, Brazil
| | - C A Moreira
- Servicio de Endocrinología del Hospital de Clínicas da UFPR (SEMPR), Departamento de Metabolismo Óseo y Mineral de la Sociedad Brasilera de Endocrinología y Metabolismo (SBEM), Universidade Federal Do Paraná (UFPR), Curitiba, Brazil
| | - C Campusano
- Facultad de Medicina de la Universidad de los Andes, Unidad de Endocrinología de la Clínica Universidad de los Andes, Sociedad Chilena de Endocrinología y Diabetes (SOCHED), Santiago, Chile
| | - A M Orjuela
- Facultad de Medicina de la Fundación Universitaria de Ciencias de la Salud (FUCS), Servicio de Endocrinología del Hospital San José, Asociación Colombiana de Osteoporosis y Metabolismo Mineral (ACOMM), Asociación Colombiana de Endocrinología (ACE), Bogotá, Colombia
| | - S Cerdas P
- Facultad de Medicina de la Universidad de Costa Rica, Servicio de Endocrinología del Hospital Cima, Asociación Pro Estudio de la Diabetes, Endocrinología y Metabolismo (ANPEDEM), San José, Costa Rica
- Departamento de Endocrinología de la Facultad de Medicina de la Universidad Autónoma de Guadalajara (UAG), Servicios Médicos De la Peña, SC, Sociedad Mexicana de Nutrición y Endocrinología, Asociación Mexicana de Metabolismo Óseo y Mineral. Colegio Jalisciense de Endocrinología y Nutrición. Presidenta electa para la Asociación Mexicana de Metabolismo Óseo y Mineral, AC (AMMOM), Guadalajara, México
| | - M P de la Peña-Rodríguez
- Universidad Nacional Autónoma de México, sede Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, Departamento de Endocrinología y Metabolismo del Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, Sociedad Mexicana de Nutrición y Endocrinología y Consejo Mexicano de Endocrinología, Ciudad de México, México
| | - A A Reza
- Instituto de Endocrinología, Nutrición y Osteoporosis, Fundación Dominicana de Enfermedades Metabólicas, Menopausia y Osteoporosis (FUNDEMOS), Santo Domingo, República Dominicana
| | - C Velazco
- Clínica de Endocrinología y Metabolismo de la Facultad de Medicina de la República Oriental del Uruguay, Clínica de Endocrinología y Metabolismo del Hospital Manuel Quintela, Sociedad Uruguaya de Endocrinología y Metabolismo (SUEM), Montevideo, Uruguay
| | - B Mendoza
- Universidad de Los Andes, Sociedad Venezolana de Endocrinología y Metabolismo, Mérida, Venezuela
| | - L R Uzcátegui
- Universidad Nacional de Colombia, Asociación Colombiana de Endocrinología, diabetes y metabolismo (ACE), Presidente de la Federación Latinoamericana de Endocrinología (FELAEN), Bogotá, Colombia
| | - P N Rueda
- Presidente de la Federación Latinoamericana de Endocrinología (FELAEN), Universidad Nacional de Colombia, Asociación Colombiana de Endocrinología, Diabetes y Metabolismo (ACE), Bogotá, Colombia
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12
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Abstract
Diabetes-induced osteoporosis is characterized by an increase in fracture risk. FRAX, the most widely used tool, underestimates the risk of fracture in both type 1 and type 2 diabetes. Specific adjustments to FRAX can help to better identify patients with diabetes at increased risk of fracture and select those at high fracture risk for treatment. Although clinical trial data are limited, the available evidence indicates that the presence of diabetes does not alter antiosteoporotic treatment response in patients with diabetes.
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Affiliation(s)
- G Isanne Schacter
- Department of Medicine, Rady Faculty of Health Sciences, University of Manitoba, GF-335, 820 Sherbrook Street, Winnipeg, Manitoba R3A 1R9, Canada
| | - William D Leslie
- Department of Medicine, Rady Faculty of Health Sciences, University of Manitoba, C5121, 409 Tache Avenue, Winnipeg, Manitoba R2H 2A6, Canada.
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13
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Abstract
A bone fractures when a force applied to it exceeds its strength. Assessment of bone strength is an important component in determining the risk of fracture and guiding treatment decisions. Dual-energy X-ray absorptiometry is used to diagnosis osteoporosis, estimate fracture risk, and monitor changes in bone density. Fracture risk algorithms provide enhanced fracture risk predictability. Advanced technologies with computed tomography (CT) and MRI can measure parameters of bone microarchitecture. Mathematical modeling using CT data can evaluate the behavior of bone structures in response to external loading. Microindentation techniques directly measure the strength of outer bone cortex.
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Affiliation(s)
- E Michael Lewiecki
- New Mexico Clinical Research & Osteoporosis Center, 300 Oak Street Northeast, Albuquerque, NM 87106, USA.
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14
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Schousboe JT, Langsetmo L, Szulc P, Lewis JR, Taylor BC, Kats AM, Vo TN, Ensrud KE. Joint Associations of Prevalent Radiographic Vertebral Fracture and Abdominal Aortic Calcification With Incident Hip, Major Osteoporotic, and Clinical Vertebral Fractures. J Bone Miner Res 2021; 36:892-900. [PMID: 33729640 PMCID: PMC8131243 DOI: 10.1002/jbmr.4257] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/11/2020] [Revised: 01/12/2021] [Accepted: 01/20/2021] [Indexed: 01/11/2023]
Abstract
Prevalent vertebral fractures (PVFx) and abdominal aortic calcification (AAC) are both associated with incident fractures and can be ascertained on the same lateral spine images, but their joint association with incident fractures is unclear. Our objective was to estimate the individual and joint associations of PVFx and AAC with incident major osteoporotic, hip, and clinical vertebral fractures in 5365 older men enrolled in the Osteoporotic Fractures in Men (MrOS) Study, using Cox proportional hazards and Fine and Gray subdistribution hazards models to account for competing mortality. PVFx (Genant SQ grade 2 or 3) and 24-point AAC score were ascertained on baseline lateral spine radiographs. Self-reports of incident fractures were solicited every 4 months and confirmed by review of clinical radiographic reports. Compared with men without PVFx and AAC-24 score 0 or 1, the subdistribution hazard ratio (SHR) for incident major osteoporotic fracture was 1.38 (95% confidence interval [CI] 1.13-1.69) among men with AAC-24 score ≥2 alone, 1.71 (95% CI 1.37-2.14) for men with PVFx alone, and 2.35 (95% CI 1.75-3.16) for men with both risk factors, after accounting for conventional risk factors and competing mortality. Wald statistics showed improved prediction model performance by including both risk factors compared with including only AAC (chi-square = 17.3, p < .001) or including only PVFx (chi-square = 8.5, p = .036). Older men with both PVFx and a high level of AAC are at higher risk of incident major osteoporotic fracture than men with either risk factor alone. Assessing prevalent radiographic vertebral fracture and AAC on the same lateral spine images may improve prediction of older men who will have an incident major osteoporotic fracture, even after accounting for traditional fracture risk factors and competing mortality. © 2021 American Society for Bone and Mineral Research (ASBMR).
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Affiliation(s)
- John T Schousboe
- Park Nicollet Clinic and HealthPartners Institute, Bloomington, MN, USA.,University of Minnesota, Minneapolis, MN, USA
| | | | - Pawel Szulc
- INSERM UMR 1033, University of Lyon, Lyon, France
| | - Joshua R Lewis
- Edith Cowan University, Perth, Australia.,University of Western Australia, Perth, Australia
| | - Brent C Taylor
- University of Minnesota, Minneapolis, MN, USA.,Center for Care Delivery & Outcomes Research, VA Health Care System, Minneapolis, MN, USA
| | | | - Tien N Vo
- University of Minnesota, Minneapolis, MN, USA
| | - Kristine E Ensrud
- University of Minnesota, Minneapolis, MN, USA.,Center for Care Delivery & Outcomes Research, VA Health Care System, Minneapolis, MN, USA
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Cipriani C, Minisola S, Bilezikian JP, Diacinti D, Colangelo L, Piazzolla V, Angelozzi M, Nieddu L, Pepe J, Diacinti D. Vertebral Fracture Assessment in Postmenopausal Women With Postsurgical Hypoparathyroidism. J Clin Endocrinol Metab 2021; 106:1303-1311. [PMID: 33567075 PMCID: PMC8063231 DOI: 10.1210/clinem/dgab076] [Citation(s) in RCA: 17] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/05/2020] [Indexed: 02/06/2023]
Abstract
CONTEXT Hypoparathyroidism is a rare endocrine disorder whose skeletal features include suppression of bone turnover and greater volume and width of the trabecular compartment. Few and inconsistent data are available on the prevalence of vertebral fractures (VF). OBJECTIVE To evaluate the prevalence of VF assessed by vertebral fracture assessment (VFA) in postmenopausal women with chronic postsurgical hypoparathyroidism. DESIGN Cross-sectional study. SETTING Ambulatory referral center. PATIENTS OR OTHER PARTICIPANTS Fifty postmenopausal women (mean age 65.4 ± 9 years) with chronic postsurgical hypoparathyroidism and 40 age-matched healthy postmenopausal women (mean age 64.2 ± 8.6). MAIN OUTCOME MEASURES Lumbar spine, femoral neck, and total hip bone mineral density were measured by dual X-ray absorptiometry (Hologic Inc., USA) in all subjects. Site-matched spine trabecular bone score was calculated by TBS iNsight (Medimaps, Switzerland). Assessment of VF was made by VFA (iDXA, Lunar GE, USA) using the semiquantitative method and the algorithm-based qualitative assessment. RESULTS All-site BMD values were higher in the hypoparathyroid vs the control group. By VFA, we observed a 16% prevalence of VF in hypoparathyroid women vs 7.5% in control subjects. Among those with hypoparathyroidism who fractured, 5 (62.5%) had grade 1 wedge, 2 (25%) had grade 2 wedge, and 1 (12.5%) had grade 2 wedge and grade 2 biconcave VF. In the hypoparathyroid group, 57% with VFs and 32% without VFs had symptoms of hypoparathyroidism. CONCLUSION We demonstrate for the first time that in postmenopausal women with chronic postsurgical hypoparathyroidism, VFs are demonstrable by VFA despite normal BMD.
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Affiliation(s)
- Cristiana Cipriani
- Department of Clinical, Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico, Rome, Italy
- Corresponding Author: Cristiana Cipriani, Department of Clinical, Internal, Anaesthesiologic and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, 00161, Rome, Italy. E-mail:
| | - Salvatore Minisola
- Department of Clinical, Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico, Rome, Italy
| | - John P Bilezikian
- Division of Endocrinology, Vagelos College of Physicians and Surgeons, Columbia University, New York, NY, USA
| | - Davide Diacinti
- Department of Oral and Maxillo-Facial Sciences, Sapienza University of Rome, Italy
- Department of Diagnostic and Molecular Imaging, Radiology and Radiotherapy, University Tor Vergata, Rome, Italy
| | - Luciano Colangelo
- Department of Clinical, Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico, Rome, Italy
- Department of Oral and Maxillo-Facial Sciences, Sapienza University of Rome, Italy
| | - Valentina Piazzolla
- Department of Clinical, Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico, Rome, Italy
| | - Maurizio Angelozzi
- Department of Clinical, Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico, Rome, Italy
| | - Luciano Nieddu
- Faculty of Economics, UNINT University, Via Cristoforo Colombo, Rome, Italy
| | - Jessica Pepe
- Department of Clinical, Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico, Rome, Italy
| | - Daniele Diacinti
- Department of Radiological Sciences, Oncology and Pathology, Sapienza University of Rome, Viale Regina Elena, Rome, Italy
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16
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Capdevila-Reniu A, Navarro-López M, López-Soto A. Osteoporotic vertebral fractures: A diagnostic challenge in the 21 ST century. Rev Clin Esp 2021; 221:118-124. [PMID: 31810559 DOI: 10.1016/j.rce.2019.09.006] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/28/2019] [Revised: 08/08/2019] [Accepted: 09/05/2019] [Indexed: 10/25/2022]
Abstract
Vertebral fractures are the most prevalent osteoporotic fractures and are paradoxically the most underdiagnosed. While only one-third of patients have acute pain, they can present other associated chronic complications. Vertrebal fractures are associated with the onset of new fractures, both vertebral and nonvertebral. Radiography of the dorsal-lumbar spine is a useful tool for detecting them but depends on the subjective interpretation of the physician conducting the assessment. New techniques, such as vertebral morphometry, have recently demonstrated greater efficacy in detecting v vertebral fractures and are performed concomitantly with bone densitometry. Knowing how to identify vertebral fractures is essential for the secondary prevention of new fractures and improving our patients' quality of life.
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Affiliation(s)
- A Capdevila-Reniu
- Servicio de Medicina Interna, Unidad de Geriatría, Hospital Clínic de Barcelona, Barcelona, España.
| | - M Navarro-López
- Servicio de Medicina Interna, Unidad de Geriatría, Hospital Clínic de Barcelona, Barcelona, España; Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Universitat de Barcelona, Barcelona, España
| | - A López-Soto
- Servicio de Medicina Interna, Unidad de Geriatría, Hospital Clínic de Barcelona, Barcelona, España; Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Universitat de Barcelona, Barcelona, España
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17
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Diacinti D, Pisani D, Cipriani C, Celli M, Zambrano A, Diacinti D, Kripa E, Iannacone A, Colangelo L, Nieddu L, Pepe J, Minisola S. Vertebral fracture assessment (VFA) for monitoring vertebral reshaping in children and adolescents with osteogenesis imperfecta treated with intravenous neridronate. Bone 2021; 143:115608. [PMID: 32829035 DOI: 10.1016/j.bone.2020.115608] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/24/2020] [Revised: 07/21/2020] [Accepted: 08/15/2020] [Indexed: 11/16/2022]
Abstract
PURPOSE The study was aimed at monitoring vertebral bodies changes with the use of Vertebral Fracture Assessment (VFA) in children and adolescents affected by osteogenesis imperfecta (OI) during treatment with intravenous neridronate. METHODS 60 children and adolescents (35 males and 25 females; age 1-16 years) with OI type I, III and IV were included in the study. Intravenous neridronate was administered at the dose of 2 mg/kg every 3 months in all patients. Lumbar spine (LS) bone mineral density (BMD) and VFA by dual X-ray absorptiometry (DXA) were assessed every 6 months up to 24 months during treatment. VFA with vertebral morphometry (MXA) was used to calculate the three indices of vertebral deformity: wedging, concavity and crushing. Serum calcium, phosphate, parathyroid hormone (PTH), 25-hydroxy-vitamin D [25(OH)D], total alkaline phosphatase (ALP), bone alkaline phosphatase (BALP) and urinary C-terminal telopeptide of type 1 collagen (CTx) were measured at any time point. RESULTS Mean LS BMD values significantly increased at 24 months compared to baseline (p < 0.0001); the corresponding Z-score values were -1.28 ± 1.23 at 24 months vs -2.46 ± 1.25 at baseline; corresponding mean Bone Mineral Apparent Density (BMAD) values were 0.335 ± 0.206 vs 0.464 ± 0.216. Mean serum levels of ALP, BALP and CTx significantly decreased from baseline to 24 months. By MXA, we observed a significant 19.1% reduction of the mean wedging index of vertebral reshaping at 12 months, and 38.4% at 24 months (p < 0.0001) and of the mean concavity index (16.3% at 12 months and 35.9% at 24 months; p < 0.0001). Vertebral reshaping was achieved for 66/88 (75%) wedge fractures and 59/70 (84%) concave fractures, but there were 4 incident mild fractures. Finally, VF rate was reduced at 24 months compared to baseline: 37/710 (5.2%) vs 158/710 (22.2%). CONCLUSION Our study demonstrates the utility of VFA as a safe and alternative methodology in the follow-up of children and adolescents with OI.
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Affiliation(s)
- D Diacinti
- Department of Radiological Sciences, Oncology and Pathology, Sapienza University of Rome, viale Regina Elena 324, 00161 Rome, Italy
| | - D Pisani
- Department of Clinical and Molecular Medicine, Saint'Andrea Hospital, Sapienza University of Rome, via Grottarossa, 1035, Rome, Italy
| | - C Cipriani
- Department of Clinical Internal, Anaesthesiologic and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, 00161,Rome, Italy.
| | - M Celli
- Department Materno-Infantile, Center of Rare Disease and Skeletal Dysplasia, Policlinico Umberto I Hospital, Viale del Policlinico, 155, 00161 Rome, Italy
| | - A Zambrano
- Department Materno-Infantile, Center of Rare Disease and Skeletal Dysplasia, Policlinico Umberto I Hospital, Viale del Policlinico, 155, 00161 Rome, Italy
| | - D Diacinti
- Department of Oral and Maxillo-Facial Sciences, Policlinico Umberto I Hospital, Sapienza University of Rome, via Caserta 6, 00161, Rome, Italy; Department of Diagnostic and Molecular Imaging, Radiology and Radiotherapy, University Foundation Hospital Tor Vergata, Rome, Italy
| | - E Kripa
- Department of Radiological Sciences, Oncology and Pathology, Sapienza University of Rome, viale Regina Elena 324, 00161 Rome, Italy
| | - A Iannacone
- Department of Radiological Sciences, Oncology and Pathology, Sapienza University of Rome, viale Regina Elena 324, 00161 Rome, Italy
| | - L Colangelo
- Department of Clinical Internal, Anaesthesiologic and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, 00161,Rome, Italy
| | - L Nieddu
- Faculty of Economics, UNINT University, Via Cristoforo Colombo 200, 00147, Rome, Italy
| | - J Pepe
- Department of Clinical Internal, Anaesthesiologic and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, 00161,Rome, Italy
| | - S Minisola
- Department of Clinical Internal, Anaesthesiologic and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, 00161,Rome, Italy
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18
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Development of prediction model for osteoporotic vertebral compression fracture screening without using clinical risk factors, compared with FRAX and other previous models. Arch Osteoporos 2021; 16:84. [PMID: 34085107 PMCID: PMC8175310 DOI: 10.1007/s11657-021-00957-y] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/18/2021] [Accepted: 04/28/2021] [Indexed: 02/03/2023]
Abstract
UNLABELLED This study developed a prediction model to assess the need for asymptomatic osteoporotic vertebral compression fracture (OVCF) screening in women without using clinical risk factors. Our results demonstrated that the combination of age, height loss, and femoral neck T-score can predict OVCF comparable to previous models, including FRAX. PURPOSE Osteoporotic vertebral compression fracture (OVCF) is a major fracture in osteoporosis patients. Early detection of OVCF can reduce the risk of subsequent fractures and death. Many existing diagnostic tools can screen for the risk of osteoporotic fracture but none aim to identify OVCF. The objective of this research is to study a predictive model for capturing OVCF and compare it with previous models. METHODS A retrospective review was conducted that included women aged ≥ 50 years who underwent dual-energy X-ray absorptiometry and vertebral fracture screening between 2012 and 2019. The data included age, height, weight, history of height loss (HHL), and bone mass density (BMD). Receiver operating characteristic analysis and univariate and multivariate logistic regression were performed. The predictive OVCF model was formulated, and the result was compared to other models. RESULTS A total of 617 women, a 179 of which had OVCFs, were eligible for analysis. Multivariate regression analysis showed age > 65, height loss > 1.5 cm, and femoral neck T-score < -1.7 as independent risk factors for OVCF. This model revealed comparable performance with FRAX. The model without BMD revealed superior performance to FRAX and other standard osteoporosis assessment models. CONCLUSIONS BMD and vertebral fracture screening should be eligible for individual women age > 65 years with an HHL more than 1.5 cm, regardless of BMD. Vertebral fracture assessment should be additionally conducted on these women with a femoral neck T-score less than -1.7.
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19
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Ruiz Santiago F, Láinez Ramos-Bossini AJ, Wáng YXJ, López Zúñiga D. The role of radiography in the study of spinal disorders. Quant Imaging Med Surg 2020; 10:2322-2355. [PMID: 33269230 DOI: 10.21037/qims-20-1014] [Citation(s) in RCA: 22] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
Despite the growing use of computed tomography (CT) and magnetic resonance imaging (MRI) in the study of spinal disorders, radiography still plays an important role in many conditions affecting the spine. However, the study and interpretation of spine radiograph is receiving less attention and radiologists are increasingly unfamiliar with the typical findings in normal and pathologic conditions of the spine. The aim of this article is to review the radiologic indications of radiograph in different pathologic conditions that affect the spine, including congenital, traumatic, degenerative, inflammatory, infectious and tumour disorders, as well as their main radiographic manifestations.
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Affiliation(s)
- Fernando Ruiz Santiago
- Department of Radiology, Neuro-traumatology Hospital, Hospital Virgen de las Nieves, University of Granada, Granada, Spain
| | | | - Yì Xiáng J Wáng
- Department of Imaging and Interventional Radiology, the Chinese University of Hong Kong, Prince of Wales Hospital, Shatin, New Territories, Hong Kong, China
| | - Daniel López Zúñiga
- Department of Radiology, Neuro-traumatology Hospital, Hospital Virgen de las Nieves, University of Granada, Granada, Spain
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20
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Louvois M, Ferrero S, Barnetche T, Roux CH, Breuil V. High risk of osteoporotic fracture in Parkinson's disease: Meta-analysis, pathophysiology and management. Rev Neurol (Paris) 2020; 177:660-669. [PMID: 33019997 DOI: 10.1016/j.neurol.2020.07.015] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/26/2020] [Revised: 07/28/2020] [Accepted: 07/30/2020] [Indexed: 11/19/2022]
Affiliation(s)
- M Louvois
- Université Côte d'Azur (UCA), Service de Rhumatologie, CHU de Nice, hôpital pasteur 2, 30, voie Romaine, CS 51069, 06001 Nice Cedex 1, France
| | - S Ferrero
- Université Côte d'Azur (UCA), Service de Rhumatologie, CHU de Nice, hôpital pasteur 2, 30, voie Romaine, CS 51069, 06001 Nice Cedex 1, France
| | - T Barnetche
- Department of Rheumatology, FHU ACRONIM, CHU Pellegrin, Bordeaux, France
| | - C H Roux
- Université Côte d'Azur (UCA), Service de Rhumatologie, CHU de Nice, hôpital pasteur 2, 30, voie Romaine, CS 51069, 06001 Nice Cedex 1, France
| | - V Breuil
- Université Côte d'Azur (UCA), Service de Rhumatologie, CHU de Nice, hôpital pasteur 2, 30, voie Romaine, CS 51069, 06001 Nice Cedex 1, France; UMR E-4320 MATOs CEA/iBEB/SBTN, Université Nice Sophia Antipolis, Faculté de Médecine, 28, avenue de Valombrose, 06107 Nice Cedex 2, France.
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21
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Abate EG, Bernet V. How to Interpret Dual Energy X-Ray Absorptiometry for Clinicians. VideoEndocrinology 2020. [DOI: 10.1089/ve.2020.0186] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/13/2022] Open
Affiliation(s)
| | - Victor Bernet
- Division of Endocrinology, Mayo Clinic Florida, Jacksonville, Florida, USA
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22
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Aboudiab M, Grados F, Batteux B, Henry-Desailly I, Fardellone P, Goëb V. Vertebral fracture assessment (VFA) in patients over 50 years of age with a non-severe peripheral fracture. Osteoporos Int 2020; 31:1477-1486. [PMID: 32266434 DOI: 10.1007/s00198-020-05400-5] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/23/2019] [Accepted: 03/23/2020] [Indexed: 12/28/2022]
Abstract
UNLABELLED The prevalence of unknown vertebral fractures evaluated by systematic vertebral fracture assessment (VFA) was 21% in patients over 50 years of age who suffered from a recent low-trauma non-severe peripheral fracture. The outcome of VFA resulted in changes in the management of osteoporosis. INTRODUCTION The aim of this study was to evaluate the utility of VFA in detecting vertebral fractures (VFs) in patients over 50 years of age, who suffered from a recent low-trauma non-severe peripheral fracture. METHODS This was an observational, single-center, cross-sectional study conducted in patients over 50 years of age, who presented a recent low-trauma non-severe peripheral fracture and were identified by the Fracture Liaison Service (FLS) of Amiens University Hospital between December 2017 and March 2019. VFA was interpreted by two trained rheumatologists providing a consensual reading using Genant semi-quantitative assessment. RESULTS Of the 359 eligible patients, 114 patients (31.8%) were included (mean age 65.6 ± 8.4 years; 89.5% female). Twenty-four patients (21%) had one or more VF diagnosed by VFA. The total number of VF diagnosed by VFA was 30: 20 VF (66.7%) grade 1, 7 VF (23.3%) grade 2, and 3 VF (10%) grade 3. Among the 24 patients with at least one prevalent VF diagnosed by VFA, 18 patients had an osteoporosis medication adaptation after the VFA results (16 osteoporosis medication initiation and 2 treatment intensification), and 6 patients would have had an osteoporosis medication even without the VFA results (66.7% versus 33.3% respectively, p < 0.001). Of the 51 patients receiving an osteoporosis medication after DXA and VFA, 18 patients (35.3%) had a change in the management of osteoporosis after knowing the outcome of VFA. All the VFs diagnosed by VFA were unknown before. We did not evidence any threshold (age, T-score, height loss) below which no VF was detected. CONCLUSIONS Our study demonstrates the usefulness of systematic VFA to detect prevalent VF in patients over 50 years of age who suffer from a recent non-severe peripheral fracture.
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Affiliation(s)
- M Aboudiab
- Department of Rheumatology, Amiens University Hospital, Amiens, France.
| | - F Grados
- Department of Rheumatology, Amiens University Hospital, Amiens, France
| | - B Batteux
- Department of Pharmacology, Amiens University Hospital, Amiens, France
| | - I Henry-Desailly
- Department of Rheumatology, Amiens University Hospital, Amiens, France
| | - P Fardellone
- Department of Rheumatology, Amiens University Hospital, Amiens, France
| | - V Goëb
- Department of Rheumatology, Amiens University Hospital, Amiens, France
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Sanchez-Rodriguez D, Bergmann P, Body JJ, Cavalier E, Gielen E, Goemaere S, Lapauw B, Laurent MR, Rozenberg S, Honvo G, Beaudart C, Bruyère O. The Belgian Bone Club 2020 guidelines for the management of osteoporosis in postmenopausal women. Maturitas 2020; 139:69-89. [PMID: 32747044 DOI: 10.1016/j.maturitas.2020.05.006] [Citation(s) in RCA: 34] [Impact Index Per Article: 8.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/17/2020] [Revised: 05/06/2020] [Accepted: 05/11/2020] [Indexed: 02/07/2023]
Abstract
PURPOSE To provide updated evidence-based guidelines for the management of osteoporosis in postmenopausal women in Belgium. METHODS The Belgian Bone Club (BBC) gathered a guideline developer group. Nine "Population, Intervention, Comparator, Outcome" (PICO) questions covering screening, diagnosis, non-pharmacological and pharmacological treatments, and monitoring were formulated. A systematic search of MEDLINE, the Cochrane Database of Systematic Reviews, and Scopus was performed to find network meta-analyses, meta-analyses, systematic reviews, guidelines, and recommendations from scientific societies published in the last 10 years. Manual searches were also performed. Summaries of evidence were provided, and recommendations were further validated by the BBC board members and other national scientific societies' experts. RESULTS Of the 3840 references in the search, 333 full texts were assessed for eligibility, and 129 met the inclusion criteria. Osteoporosis screening using clinical risk factors should be considered. Patients with a recent (<2 years) major osteoporotic fracture were considered at very high and imminent risk of future fracture. The combination of bone mineral density measured by dual-energy X-ray absorptiometry and 10-year fracture risk was used to categorize patients as low or high risk. Patient education, the combination of weight-bearing and resistance training, and optimal calcium intake and vitamin D status were recommended. Antiresorptive and anabolic osteoporosis treatment should be considered for patients at high and very high fracture risk, respectively. Follow-up should focus on compliance, and patient-tailored monitoring should be considered. CONCLUSION BBC guidelines and 25 guideline recommendations bridge the gap between research and clinical practice for the screening, diagnosis, and management of osteoporosis.
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Affiliation(s)
- D Sanchez-Rodriguez
- WHO Collaborating Center for Public Health aspects of musculo-skeletal health and ageing, Division of Public Health, Epidemiology and Health Economics, University of Liège, Liège, Belgium; Geriatrics Department, Rehabilitation Research Group, Hospital del Mar Medical Research Institute (IMIM), Universitat Pompeu Fabra, Barcelona, Spain.
| | - P Bergmann
- Department of Radioisotopes, CHU Brugmann, Université Libre de Bruxelles, Brussels, Belgium
| | - J J Body
- Department of Medicine, CHU Brugmann, Université Libre de Bruxelles, Brussels, Belgium
| | - E Cavalier
- Department of Clinical Chemistry, UnilabLg, University of Liège, CHU de Liège, Liège, Belgium
| | - E Gielen
- Gerontology and Geriatrics Section, Department of Chronic Diseases, Metabolism and Ageing (CHROMETA), KU Leuven, University Hospitals, Leuven, Belgium
| | - S Goemaere
- Unit for Osteoporosis and Metabolic Bone Diseases, Ghent University Hospital, Ghent, Belgium
| | - B Lapauw
- Unit for Osteoporosis and Metabolic Bone Diseases, Ghent University Hospital, Ghent, Belgium
| | - M R Laurent
- Geriatrics Department, Imelda Hospital, Bonheiden, Belgium
| | - S Rozenberg
- Department of Gynaecology-Obstetrics, Université Libre de Bruxelles, Brussels, Belgium
| | - G Honvo
- WHO Collaborating Center for Public Health aspects of musculo-skeletal health and ageing, Division of Public Health, Epidemiology and Health Economics, University of Liège, Liège, Belgium
| | - C Beaudart
- WHO Collaborating Center for Public Health aspects of musculo-skeletal health and ageing, Division of Public Health, Epidemiology and Health Economics, University of Liège, Liège, Belgium
| | - O Bruyère
- WHO Collaborating Center for Public Health aspects of musculo-skeletal health and ageing, Division of Public Health, Epidemiology and Health Economics, University of Liège, Liège, Belgium
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Capdevila-Reniu A, Navarro-López M, López-Soto A. Osteoporotic vertebral fractures: A diagnostic challenge in the 21 st century. Rev Clin Esp 2020; 221:118-124. [PMID: 33998487 DOI: 10.1016/j.rceng.2019.09.013] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/28/2019] [Accepted: 09/05/2019] [Indexed: 10/24/2022]
Abstract
Vertebral fractures are the most prevalent osteoporotic fractures and are paradoxically the most underdiagnosed. While only one-third of patients have acute pain, they can present other associated chronic complications. Vertrebal fractures are associated with the onset of new fractures, both vertebral and nonvertebral. Radiography of the dorsal-lumbar spine is a useful tool for detecting them but depends on the subjective interpretation of the physician conducting the assessment. New techniques, such as vertebral morphometry, have recently demonstrated greater efficacy in detecting v vertebral fractures and are performed concomitantly with bone densitometry. Knowing how to identify vertebral fractures is essential for the secondary prevention of new fractures and improving our patients' quality of life.
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Affiliation(s)
- A Capdevila-Reniu
- Servicio de Medicina Interna, Unidad de Geriatria, Hospital Clínic de Barcelona, Barcelona, Spain.
| | - M Navarro-López
- Servicio de Medicina Interna, Unidad de Geriatria, Hospital Clínic de Barcelona, Barcelona, Spain; Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Universitat de Barcelona, Barcelona, Spain
| | - A López-Soto
- Servicio de Medicina Interna, Unidad de Geriatria, Hospital Clínic de Barcelona, Barcelona, Spain; Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Universitat de Barcelona, Barcelona, Spain
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25
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Borgen TT, Bjørnerem Å, Solberg LB, Andreasen C, Brunborg C, Stenbro MB, Hübschle LM, Figved W, Apalset EM, Gjertsen JE, Basso T, Lund I, Hansen AK, Stutzer JM, Dahl C, Nordsletten L, Frihagen F, Eriksen EF. Determinants of trabecular bone score and prevalent vertebral fractures in women with fragility fractures: a cross-sectional sub-study of NoFRACT. Osteoporos Int 2020; 31:505-514. [PMID: 31754755 PMCID: PMC7075860 DOI: 10.1007/s00198-019-05215-z] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/05/2019] [Accepted: 10/28/2019] [Indexed: 12/15/2022]
Abstract
UNLABELLED Determinants of trabecular bone score (TBS) and vertebral fractures assessed semiquantitatively (SQ1-SQ3) were studied in 496 women with fragility fractures. TBS was associated with age, parental hip fracture, alcohol intake and BMD, not SQ1-SQ3 fractures. SQ1-SQ3 fractures were associated with age, prior fractures, and lumbar spine BMD, but not TBS. INTRODUCTION Trabecular bone score (TBS) and vertebral fractures assessed by semiquantitative method (SQ1-SQ3) seem to reflect different aspects of bone strength. We therefore sought to explore the determinants of and the associations between TBS and SQ1-SQ3 fractures. METHODS This cross-sectional sub-study of the Norwegian Capture the Fracture Initiative included 496 women aged ≥ 50 years with fragility fractures. All responded to a questionnaire about risk factors for fracture, had bone mineral density (BMD) of femoral neck and/or lumbar spine assessed, TBS calculated, and 423 had SQ1-SQ3 fracture assessed. RESULTS Mean (SD) age was 65.6 years (8.6), mean TBS 1.27 (0.10), and 33.3% exhibited SQ1-SQ3 fractures. In multiple variable analysis, higher age (βper SD = - 0.26, 95% CI: - 0.36,- 0.15), parental hip fracture (β = - 0.29, 95% CI: - 0.54,- 0.05), and daily alcohol intake (β = - 0.43, 95% CI - 0.79, - 0.08) were associated with lower TBS. Higher BMD of femoral neck (βper SD = 0.34, 95% CI 0.25-0.43) and lumbar spine (βper SD = 0.40, 95% CI 0.31-0.48) were associated with higher TBS. In multivariable logistic regression analyses, age (ORper SD = 1.94, 95% CI 1.51-2.46) and prior fragility fractures (OR = 1.71, 95% CI 1.09-2.71) were positively associated with SQ1-SQ3 fractures, while lumbar spine BMD (ORper SD = 0.75 95% CI 0.60-0.95) was negatively associated with SQ1-SQ3 fractures. No association between TBS and SQ1-SQ3 fractures was found. CONCLUSION Since TBS and SQ1-SQ3 fractures were not associated, they may act as independent risk factors, justifying the use of both in post-fracture risk assessment.
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Affiliation(s)
- T T Borgen
- Department of Rheumatology, Vestre Viken Hospital Trust, Drammen Hospital, Box 800, 3004, Drammen, Norway.
- Department of Clinical Medicine, University of Oslo, Oslo, Norway.
| | - Å Bjørnerem
- Department of Clinical Medicine, UiT - The Arctic University of Norway, Tromsø, Norway
- Department of Obstetrics and Gynecology, University Hospital of North Norway, Tromsø, Norway
| | - L B Solberg
- Division of Orthopedic Surgery, Oslo University Hospital, Oslo, Norway
| | - C Andreasen
- Department of Clinical Medicine, UiT - The Arctic University of Norway, Tromsø, Norway
- Department of Orthopedic Surgery, University Hospital of North Norway, Tromsø, Norway
| | - C Brunborg
- Oslo Centre for Biostatistics and Epidemiology, Research Support Services, Oslo University Hospital, Oslo, Norway
| | - M-B Stenbro
- Department of Rheumatology, Vestre Viken Hospital Trust, Drammen Hospital, Box 800, 3004, Drammen, Norway
| | - L M Hübschle
- Department of Orthopedic Surgery, Vestre Viken Hospital Trust, Drammen Hospital, Drammen, Norway
| | - W Figved
- Department of Orthopedic Surgery, Vestre Viken Hospital Trust, Bærum Hospital, Bærum, Norway
| | - E M Apalset
- Bergen group of Epidemiology and Biomarkers in Rheumatic Disease, Department of Rheumatology, Haukeland University Hospital, Bergen, Norway
- Department of Global Public Health and Primary Care, University of Bergen, Bergen, Norway
| | - J-E Gjertsen
- Department of Orthopedic Surgery, Haukeland University Hospital, Bergen, Norway
- Department of Clinical Medicine, University of Bergen, Bergen, Norway
| | - T Basso
- Department of Orthopedic Surgery, St. Olavs University Hospital, Trondheim, Norway
| | - I Lund
- Division of Orthopedic Surgery, Oslo University Hospital, Oslo, Norway
| | - A K Hansen
- Department of Clinical Medicine, UiT - The Arctic University of Norway, Tromsø, Norway
- Department of Orthopedic Surgery, University Hospital of North Norway, Tromsø, Norway
| | - J-M Stutzer
- Department of Orthopedic Surgery, Møre and Romsdal Hospital Trust, Molde Hospital, Molde, Norway
| | - C Dahl
- Department of Community Medicine and Global health, Institute of Health and Society, University of Oslo, Oslo, Norway
| | - L Nordsletten
- Department of Clinical Medicine, University of Oslo, Oslo, Norway
- Division of Orthopedic Surgery, Oslo University Hospital, Oslo, Norway
| | - F Frihagen
- Division of Orthopedic Surgery, Oslo University Hospital, Oslo, Norway
| | - E F Eriksen
- Department of Clinical Medicine, University of Oslo, Oslo, Norway
- Department of Endocrinology, Morbid Obesity and Preventive Medicine, Oslo University Hospital, Oslo, Norway
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Cai S, Yu H, Li Y, He X, Yan L, Huang X, Wang P. Bone mineral density measurement combined with vertebral fracture assessment increases diagnosis of osteoporosis in postmenopausal women. Skeletal Radiol 2020; 49:273-280. [PMID: 31352490 DOI: 10.1007/s00256-019-03280-3] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/14/2019] [Revised: 07/03/2019] [Accepted: 07/05/2019] [Indexed: 02/02/2023]
Abstract
OBJECTIVE Osteoporosis is diagnosed based on the results of BMD assessment and/or fragility fractures. Vertebral fracture is the most common fragility fracture. Many vertebral fractures are asymptomatic and are not clinically recognized. Early detection of vertebral fracture may increase diagnosis of osteoporosis. In this study, we performed BMD measurement combined with vertebral fracture assessment (VFA) by DXA for the postmenopausal women receiving the first bone densitometry and studied the impact of VFA on the diagnosis of osteoporosis. METHODS A total of 502 postmenopausal women were enrolled in our study. Patients' age was 66.7 ± 9.5 years. All patients had BMD assessment and VFA by dual-energy X-ray absorptiometry. Genant's semiquantitative assessment was used. The impact of VFA on the diagnosis of osteoporosis was studied. All parameters of groups were compared using the Chi-squared test. RESULTS There were 257 patients with T-score ≤-2.5, 202 patients with a T-score between -1 and - 2.5, and 43 patients with BMD within the normal range. There were 162 patients with 345 fractured vertebrae identified by VFA, among which 84% of patients were previously unknown. Osteoporosis or severe osteoporosis was presented in 51.2% patients diagnosed by BMD alone, in 55.2% patients diagnosed by BMD plus fracture history, and in 62.4% of patients diagnosed by BMD plus fracture history and VFA. Severe osteoporosis significantly increased by 17.2% in patients receiving VFA. CONCLUSIONS VFA combined with BMD can detect previously unknown vertebral fractures and increase clinical diagnosis of osteoporosis. It is plausible to speculate that this method should be considered in postmenopausal women for the first BMD assessment.
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Affiliation(s)
- Siqing Cai
- Department of Radiology, The Second Affiliated Hospital of Fujian Medical University, Zhongshan North road 34, Quanzhou, 362000, Fujian, China
| | - Haiming Yu
- Department of Orthopedics, The Second Affiliated Hospital of Fujian Medical University, Zhongshan North road 34, Quanzhou, 362000, Fujian, China
| | - Yizhong Li
- Department of Orthopedics, The Second Affiliated Hospital of Fujian Medical University, Zhongshan North road 34, Quanzhou, 362000, Fujian, China.
| | - Xiaobo He
- Department of Radiology, The Second Affiliated Hospital of Fujian Medical University, Zhongshan North road 34, Quanzhou, 362000, Fujian, China
| | - Lisheng Yan
- Department of Radiology, The Second Affiliated Hospital of Fujian Medical University, Zhongshan North road 34, Quanzhou, 362000, Fujian, China
| | - Xueqing Huang
- Department of Radiology, The Second Affiliated Hospital of Fujian Medical University, Zhongshan North road 34, Quanzhou, 362000, Fujian, China
| | - Peiwen Wang
- Department of Orthopedics, The Second Affiliated Hospital of Fujian Medical University, Zhongshan North road 34, Quanzhou, 362000, Fujian, China
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Zarecki P, Hackl M, Grillari J, Debono M, Eastell R. Serum microRNAs as novel biomarkers for osteoporotic vertebral fractures. Bone 2020; 130:115105. [PMID: 31669252 DOI: 10.1016/j.bone.2019.115105] [Citation(s) in RCA: 52] [Impact Index Per Article: 13.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/30/2019] [Revised: 10/09/2019] [Accepted: 10/09/2019] [Indexed: 10/25/2022]
Abstract
CONTEXT Vertebral fractures are the hallmark of osteoporosis. MicroRNAs (miRNAs) are a prominent class of gene regulators likely to affect bone homeostasis, including bone remodelling and fracture healing by altering gene expression in bone cells. OBJECTIVE This study sought to compare the levels of circulating miRNAs in older women with osteoporotic vertebral fractures, and/or low BMD and healthy controls, and to correlate miRNAs expression levels with BTMs. DESIGN A single-site, case-control, observational, cross-sectional study at a university hospital. PARTICIPANTS Altogether, 126 postmenopausal women belonging to four different groups were included: healthy (n=42), low BMD and no vertebral fractures (n=39), vertebral fractures and low BMD without a treatment (n=26), or receiving a treatment for osteoporosis (n=19). MAIN OUTCOME MEASURE Serum samples from all participants were analyzed for 21 microRNA bone biomarkers. RESULTS We identified 7 significantly (p<0.05) up-regulated miRNAs (miR-375, miR-532-3p, miR-19b-3p, miR-152-3p, miR-23a-3p, miR-335-5p, miR-21-5p) in patients with vertebral fractures and low BMD compared to low BMD and healthy individuals, regardless of osteoporosis treatment. No significant differences existed between low BMD and healthy controls. We observed 24 significant correlations (P<0.05) between miRNAs and BTMs (CTX, PINP, OC and bone ALP). CONCLUSIONS Specific circulating miRNAs reflect the presence of osteoporotic vertebral fractures in postmenopausal women. They are unlikely to reflect low BMD, and more likely changes in bone quality or fracture healing. The effects of osteoporosis treatment on the selected miRNAs appear to be weaker than effects caused by vertebral fractures. The correlation between miRNAs and BTMs suggest that miRNAs may be involved in bone turnover or fracture healing.
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Affiliation(s)
- Patryk Zarecki
- Department of Oncology and Metabolism, University of Sheffield, England, United Kingdom.
| | | | - Johannes Grillari
- TAmiRNA GmbH, Vienna, Austria; Christian Doppler Laboratory on Biotechnology of Skin Aging, Vienna, Austria; Department of Biotechnology, University of Natural Resources and Life Sciences, Vienna, Austria; Austrian Cluster for Tissue Regeneration, Vienna, Austria; Ludwig Boltzmann Institute for Experimental and Clinical Traumatology, Vienna, Austria
| | - Miguel Debono
- Department of Oncology and Metabolism, University of Sheffield, England, United Kingdom
| | - Richard Eastell
- Department of Oncology and Metabolism, University of Sheffield, England, United Kingdom
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Schousboe JT, Lix LM, Morin SN, Derkatch S, Bryanton M, Alhrbi M, Leslie WD. Vertebral Fracture Assessment Increases Use of Pharmacologic Therapy for Fracture Prevention in Clinical Practice. J Bone Miner Res 2019; 34:2205-2212. [PMID: 31369164 DOI: 10.1002/jbmr.3836] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/05/2019] [Revised: 07/10/2019] [Accepted: 07/18/2019] [Indexed: 11/08/2022]
Abstract
The impact of vertebral fracture assessment (VFA) on lateral spine images in clinical practice on subsequent patient use of fracture prevention medication is unknown. Our objective was to determine the association of prevalent vertebral fracture identified on bone density lateral spine images (positive VFA) with subsequent use of fracture prevention therapy in usual clinical practice, using the Manitoba Bone Density Program database prospective observational cohort. Since 2010, targeted VFA imaging has been done at the time of bone densitometry in Manitoba for 21% of women and men meeting criteria based on age, bone mineral density (BMD), height loss, and glucocorticoid use. Among 6652 treatment-naive individuals with at least 90 days follow-up who had VFA imaging, 923 (13.9%) had one or more definite vertebral fractures identified using a modified algorithm-based qualitative (ABQ) method. For those with a positive VFA, their bone density reports stated the patient was at high risk of subsequent fracture and qualified for fracture prevention therapy. Subsequent osteoporosis treatment initiated within the next 12 months was identified using population-based pharmacy data. Logistic regression models were used to estimate the association of positive VFA with subsequent prescription (Rx), compared to negative VFA. Fracture prevention medication was started by 2127 (32%) individuals, 52.3% with positive versus 28.4% with negative VFA (p value <0.001). This association was substantially stronger in those designated (before VFA results were known) to have low or moderate fracture risk compared to high fracture risk (interaction p value <0.001), and in those with osteopenia (OR 4.51; 95% CI, 3.48 to 5.85) compared to those with osteoporosis by BMD criteria (OR 1.72; 95% CI, 1.43 to 2.08, interaction p value <0.001). Targeted VFA imaging at the time of bone densitometry substantially improves identification of those at high fracture risk and fracture prevention medication use among those with prevalent vertebral fracture. © 2019 American Society for Bone and Mineral Research. © 2019 American Society for Bone and Mineral Research.
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Affiliation(s)
- John T Schousboe
- Park Nicollet Osteoporosis Center, Park Nicollet Clinic and HealthPartners Institute, Bloomington, MN, USA.,Division of Health Policy and Management, University of Minnesota, Minneapolis, MN, USA
| | - Lisa M Lix
- Department of Medicine, University of Manitoba, Winnipeg, Canada
| | | | - Sheldon Derkatch
- Department of Medicine, University of Manitoba, Winnipeg, Canada
| | - Mark Bryanton
- Department of Medicine, University of Manitoba, Winnipeg, Canada
| | - Mashael Alhrbi
- Department of Medicine, University of Manitoba, Winnipeg, Canada
| | - William D Leslie
- Department of Medicine, University of Manitoba, Winnipeg, Canada
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Weber DR, Boyce A, Gordon C, Högler W, Kecskemethy HH, Misra M, Swolin-Eide D, Tebben P, Ward LM, Wasserman H, Shuhart C, Zemel BS. The Utility of DXA Assessment at the Forearm, Proximal Femur, and Lateral Distal Femur, and Vertebral Fracture Assessment in the Pediatric Population: 2019 ISCD Official Position. J Clin Densitom 2019; 22:567-589. [PMID: 31421951 PMCID: PMC7010480 DOI: 10.1016/j.jocd.2019.07.002] [Citation(s) in RCA: 70] [Impact Index Per Article: 14.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/03/2019] [Accepted: 07/08/2019] [Indexed: 11/20/2022]
Abstract
Dual-energy X-ray absorptiometry (DXA) is widely used in the evaluation of bone fragility in children. Previous recommendations emphasized total body less head and lumbar spine DXA scans for clinical bone health assessment. However, these scan sites may not be possible or optimal for all groups of children with conditions that threaten bone health. The utility of DXA scans of the proximal femur, forearm, and radius were evaluated for adequacy of reference data, precision, ability of predict fracture, and applicability to all, or select groups of children. In addition, the strengths and limitations of vertebral fracture assessment by DXA were evaluated. The new Pediatric Positions provide guidelines on the use of these additional measures in the assessment of skeletal health in children.
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Affiliation(s)
- David R Weber
- Division of Endocrinology and Diabetes, Golisano Children's Hospital, University of Rochester Medical Center, Rochester, NY, USA
| | - Alison Boyce
- Skeletal Disorders and Mineral Homeostasis Section, National Institute of Dental and Craniofacial Research, National Institutes of Health, Bethesda, MD, USA
| | - Catherine Gordon
- Divisions of Adolescent/Young Adult Medicine and Endocrinology, Boston Children's Hospital, Harvard Medical School, Boston, MA, USA
| | - Wolfgang Högler
- Institute of Metabolism and Systems Research, Birmingham Women's and Children's NHS Foundation Trust, University of Birmingham, Edgbaston, Birmingham, UK
| | - Heidi H Kecskemethy
- Departments of Biomedical Research & Medical Imaging, Nemours/Alfred I. duPont Hospital for Children Wilmington, DE, USA
| | - Madhusmita Misra
- Division of Pediatric Endocrinology, MassGeneral Hospital for Children, Harvard Medical School, Boston, MA, USA
| | - Diana Swolin-Eide
- Department of Pediatrics, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Region Västra Götaland, Sahlgrenska University Hospital, The Queen Silvia Children's Hospital, Department of Pediatrics, Gothenburg, Sweden
| | - Peter Tebben
- Division of Pediatric Endocrinology, Department of Pediatrics and Internal Medicine, Mayo Clinic College of Medicine, Rochester, MN, USA
| | - Leanne M Ward
- Division of Endocrinology and Metabolism; Children's Hospital of Eastern Ontario, Department of Pediatrics, University of Ottawa, Ottawa, Ontario, Canada
| | - Halley Wasserman
- Division of Endocrinology, Department of Pediatrics, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA
| | | | - Babette S Zemel
- Division of GI, Hepatology and Nutrition, The Children's Hospital of Philadelphia, Department of Pediatrics, The University of Pennsylvania Perelman School of Medicine, Philadelphia, PA, USA.
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30
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Borges JLC, Sousa da Silva M, Ward RJ, Diemer KM, Yeap SS, Lewiecki EM. Repeating Vertebral Fracture Assessment: 2019 ISCD Official Position. J Clin Densitom 2019; 22:484-488. [PMID: 31375350 DOI: 10.1016/j.jocd.2019.07.005] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/03/2019] [Accepted: 07/08/2019] [Indexed: 11/27/2022]
Abstract
Vertebral fracture (VF) is the most common type of osteoporotic fracture. VFs are associated with a decline in quality of life and high morbidity and mortality. The presence of a VF is a significant risk factor for developing another fracture; however, most VFs are not clinically recognized and diagnosed. Vertebral fracture assessment by dual-energy X-ray absorptiometry is a low cost, low radiation, convenient, and reliable method to identify VFs. The finding of a previously unrecognized VF may change the assessment of fracture risk, diagnostic classification, and treatment strategies. Vertebral fracture assessment or radiographic lateral spine imaging should be repeated in patients with continued high risk for fracture (e.g., historical height loss >4 cm [>1.5 inches], self-reported but undocumented vertebral fracture, or glucocorticoid therapy equivalent to ≥5 mg of prednisone or equivalent per day for greater than or equal to 3 months).
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Affiliation(s)
| | | | | | | | - Swan S Yeap
- Subang Jaya Medical Centre, Selangor, Malaysia
| | - E Michael Lewiecki
- New Mexico Clinical Research & Osteoporosis Center, Albuquerque, NM, USA.
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Lewiecki EM, Bilezikian JP, Giangregorio L, Greenspan SL, Khosla S, Kostenuik P, Krohn K, McClung MR, Miller PD, Pacifici R. Proceedings of the 2018 Santa Fe Bone Symposium: Advances in the Management of Osteoporosis. J Clin Densitom 2019; 22:1-19. [PMID: 30366683 DOI: 10.1016/j.jocd.2018.09.010] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/16/2018] [Accepted: 09/19/2018] [Indexed: 12/16/2022]
Abstract
The Santa Fe Bone Symposium is an annual meeting devoted to clinical applications of recent advances in skeletal research. The 19th Santa Fe Bone Symposium convened August 3-4, 2018, in Santa Fe, New Mexico, USA. Attendees included physicians of many specialties, fellows in training, advanced practice providers, clinical researchers, and bone density technologists. The format consisted of lectures, case presentations by endocrinology fellows, and panel discussions, with all involving extensive interactive discussions. Topics were diverse, including an evolutionary history of calcium homeostasis, osteoporosis treatment in the very old, optimizing outcomes with orthopedic surgery, microbiome and bone, new strategies for combination and sequential therapy of osteoporosis, exercise as medicine, manifestations of parathyroid hormone excess and deficiency, parathyroid hormone as a therapeutic agent, cell senescence and bone health, and managing patients outside clinical practice guidelines. The National Bone Health Alliance conducted a premeeting on development of fracture liaison services. A workshop was devoted to Bone Health TeleECHO (Bone Health Extension for Community Healthcare Outcomes), a strategy of ongoing medical education for healthcare professions to expand capacity to deliver best practice skeletal healthcare in underserved communities and reduce the osteoporosis treatment gap.
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Affiliation(s)
- E Michael Lewiecki
- New Mexico Clinical Research & Osteoporosis Center, Albuquerque, NM, USA.
| | - John P Bilezikian
- Columbia University College of Physicians and Surgeons, NYC, NY, USA
| | - Lora Giangregorio
- University of Waterloo and Schlegel-UW Research Institute for Aging, Waterloo, Ontario, Canada
| | | | | | | | | | - Michael R McClung
- Oregon Osteoporosis Center, Portland, OR, USA; MacKillop Institute for Health Research, Australian Catholic University, Melbourne, VIC, Australia
| | - Paul D Miller
- University of Colorado Health Sciences Center, Denver, CO, USA
| | - Roberto Pacifici
- Division of Endocrinology, Metabolism and Lipids, Department of Medicine, Emory University, Atlanta, GA, USA
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Schousboe JT. Vertebral Fracture Identification as Part of a Comprehensive Risk Assessment in Patients with Osteoporosis. Curr Osteoporos Rep 2018; 16:573-583. [PMID: 30116975 DOI: 10.1007/s11914-018-0472-6] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
Abstract
PURPOSE OF REVIEW To review current evidence regarding the vertebral fracture prevalence, the accuracy of vertebral fracture identification on current imaging technologies, and the potential impact of vertebral fracture identification on fracture risk. RECENT FINDINGS Important new studies have clarified the features of prevalent vertebral fracture that most strongly predict incident fractures. Age- and sex-stratified estimates of vertebral fracture prevalence on densitometric lateral spine images in the US population are now available. The accuracy of densitometric vertebral fracture assessment, how computed tomography scans and other spinal images obtained for indications other than vertebral fracture assessment can be leveraged to detect prevalent vertebral fractures, and the potential impact of vertebral fracture assessment on patient and provider fracture risk management behavior have been clarified. Substantial progress has been made regarding screening strategies using lateral spine imaging to detect prevalent vertebral fracture in the older population. Further research regarding implementation of these strategies in clinical practice and their impact on clinical outcomes is needed.
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Affiliation(s)
- John T Schousboe
- Park Nicollet Osteoporosis Center, HealthPartners Inc., Bloomington, MN, USA.
- HealthPartners Institute, Minneapolis, MN, USA.
- Division of Health Policy and Management, University of Minnesota, Minneapolis, MN, USA.
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Abstract
The prevention and treatment of fragility fractures continuously evolve. Adequate fracture care should involve treating the fracture itself and the underlying bone disease. Although effective treatments of osteoporosis are available, a large proportion of patients with fragility fractures are not prescribed antiosteoporotic medications after their injury. Recent advances in diagnostic tools, medications, and implementation of Fracture Liaison Services allow for more effective and comprehensive treatment or fragility fractures. In the Fracture Liaison Service model, a physician and physician extenders coordinate care. This includes a thorough medical and surgical history, metabolic bone disease laboratory testing, dual-energy x-ray absorptiometry screening, treatment, and long-term follow-up. Treatment options include nonpharmacologic treatment with calcium and vitamin D and antiresorptive and anabolic agents. Antiresorptive agents such as bisphosphonates and denosumab are first-line treatments for osteoporosis and anabolic agents such as teriparatide are effective in reducing bone density loss and have implications in fracture healing. In addition, new anabolic agents including antisclerostin antibodies and parathyroid hormone-related protein show promise as potential treatments to increase bone density.
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Ward RJ, Roberts CC, Bencardino JT, Arnold E, Baccei SJ, Cassidy RC, Chang EY, Fox MG, Greenspan BS, Gyftopoulos S, Hochman MG, Mintz DN, Newman JS, Reitman C, Rosenberg ZS, Shah NA, Small KM, Weissman BN. ACR Appropriateness Criteria ® Osteoporosis and Bone Mineral Density. J Am Coll Radiol 2018; 14:S189-S202. [PMID: 28473075 DOI: 10.1016/j.jacr.2017.02.018] [Citation(s) in RCA: 58] [Impact Index Per Article: 9.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/27/2017] [Revised: 01/27/2017] [Accepted: 02/02/2017] [Indexed: 10/19/2022]
Abstract
Osteoporosis is a considerable public health risk, with 50% of women and 20% of men >50 years of age experiencing fracture, with mortality rates of 20% within the first year. Dual x-ray absorptiometry (DXA) is the primary diagnostic modality by which to screen women >65 years of age and men >70 years of age for osteoporosis. In postmenopausal women <65 years of age with additional risk factors for fracture, DXA is recommended. Some patients with bone mineral density above the threshold for treatment may qualify for treatment on the basis of vertebral body fractures detected through a vertebral fracture assessment scan, a lateral spine equivalent generated from a commercial DXA machine. Quantitative CT is useful in patients with advanced degenerative bony changes in their spines. New technologies such as trabecular bone score represent an emerging role for qualitative assessment of bone in clinical practice. It is critical that both radiologists and referring providers consider osteoporosis in their patients, thereby reducing substantial morbidity, mortality, and cost to the health care system. The American College of Radiology Appropriateness Criteria are evidence-based guidelines for specific clinical conditions that are reviewed annually by a multidisciplinary expert panel. The guideline development and revision include an extensive analysis of current medical literature from peer reviewed journals and the application of well-established methodologies (RAND/UCLA Appropriateness Method and Grading of Recommendations Assessment, Development, and Evaluation or GRADE) to rate the appropriateness of imaging and treatment procedures for specific clinical scenarios. In those instances where evidence is lacking or equivocal, expert opinion may supplement the available evidence to recommend imaging or treatment.
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Affiliation(s)
| | - Robert J Ward
- Principal Author, Tufts Medical Center, Boston, Massachusetts.
| | | | - Jenny T Bencardino
- Panel Vice-Chair, New York University School of Medicine, New York, New York
| | - Erin Arnold
- Illinois Bone and Joint Institute, Morton Grove, Illinois; American College of Rheumatology
| | | | - R Carter Cassidy
- UK Healthcare Spine and Total Joint Service, Lexington, Kentucky; American Academy of Orthopaedic Surgeons
| | - Eric Y Chang
- VA San Diego Healthcare System, San Diego, California
| | - Michael G Fox
- University of Virginia Health System, Charlottesville, Virginia
| | | | | | - Mary G Hochman
- Beth Israel Deaconess Medical Center, Boston, Massachusetts
| | | | | | - Charles Reitman
- Medical University of South Carolina, Charleston, South Carolina; North American Spine Society
| | | | - Nehal A Shah
- Brigham and Women's Hospital, Boston, Massachusetts
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Zeytinoglu M, Jain RK, Vokes TJ. Vertebral fracture assessment: Enhancing the diagnosis, prevention, and treatment of osteoporosis. Bone 2017; 104:54-65. [PMID: 28285014 DOI: 10.1016/j.bone.2017.03.004] [Citation(s) in RCA: 47] [Impact Index Per Article: 6.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/19/2016] [Revised: 03/06/2017] [Accepted: 03/07/2017] [Indexed: 11/29/2022]
Abstract
Osteoporosis is a highly prevalent condition, resulting in significant morbidity and mortality. Nevertheless, it is frequently untreated. Vertebral fractures often do not come to clinical attention, yet, their presence is diagnostic of osteoporosis, helps to predict the risk of future fractures, and may alter the choice of pharmacotherapy. The addition of lateral spine imaging technology to the densitometer, for vertebral fracture assessment (VFA), represented a major advancement in the ability to diagnose vertebral fractures and osteoporosis. VFA is an under-utilized and highly effective imaging tool to enhance osteoporosis detection and fracture prevention. Several factors make VFA an ideal technology to evaluate for vertebral fractures. These include: the ability to obtain the image at the same time the bone density is done, with significantly lower radiation exposure than with spine radiography, and at a lower cost. This review provides an overview of the clinical significance of identifying vertebral fractures, the origins of the VFA, its clinical indications, a review of the methods used to diagnose vertebral fracture, an overview on interpreting the VFA, and the strengths and limitations of this technique.
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Affiliation(s)
- Meltem Zeytinoglu
- University of Chicago, Department of Medicine, Section of Diabetes, Endocrinology, and Metabolism, United States.
| | - Rajesh K Jain
- University of Chicago, Department of Medicine, Section of Diabetes, Endocrinology, and Metabolism, United States
| | - Tamara J Vokes
- University of Chicago, Department of Medicine, Section of Diabetes, Endocrinology, and Metabolism, United States
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Wasserman H, O'Donnell JM, Gordon CM. Use of dual energy X-ray absorptiometry in pediatric patients. Bone 2017; 104:84-90. [PMID: 27989544 PMCID: PMC7055510 DOI: 10.1016/j.bone.2016.12.008] [Citation(s) in RCA: 38] [Impact Index Per Article: 5.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/09/2016] [Revised: 12/12/2016] [Accepted: 12/13/2016] [Indexed: 12/27/2022]
Abstract
Dual Energy X-ray Absorptiometry (DXA) is a vital tool for assessing bone health in patients at risk for fragility fractures. In pediatric patients, this technology is used in conjunction with clinical fracture history to diagnosis osteoporosis and monitor treatment response. Childhood and adolescence is characterized by linear growth and bone mass accrual; thus there are important differences in the interpretation of bone measurements obtained by DXA in these young patients. This review aims to explore the current indications for DXA use and interpretation of DXA in the pediatric age group using currently available reference databases. Limitations of DXA in pediatric patients, specifically in children with short stature, will be explored. We will review several pathophysiologic mechanisms that may lead to low bone density in children, discussing representative diseases and the recommendations for monitoring bone health with DXA in these conditions. Finally, we will highlight new methods by which DXA imaging can gather additional information on bone health in children and may improve our ability to predict fractures and osteoporosis.
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Affiliation(s)
- Halley Wasserman
- Department of Endocrinology, Cincinnati Children's Hospital Medical Center, 3333 Burnet Avenue MLC 7012, Cincinnati, OH 45229, USA.
| | - Jennifer M O'Donnell
- Department of Adolescent and Transitional Medicine, 3244 Burnet Avenue MLC 4000, Cincinnati, OH 45229, USA.
| | - Catherine M Gordon
- Department of Endocrinology, Cincinnati Children's Hospital Medical Center, 3333 Burnet Avenue MLC 7012, Cincinnati, OH 45229, USA; Department of Adolescent and Transitional Medicine, 3244 Burnet Avenue MLC 4000, Cincinnati, OH 45229, USA.
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Ginther JP, Ginther AW, Brodersen LD. ADDING VFA TO DXA IDENTIFIES FRACTURE RISK IN A WAY NOT DUPLICATED BY OTHER MEASURES. Endocr Pract 2017; 23:1375-1378. [PMID: 29019717 DOI: 10.4158/ep161714.or] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
Abstract
OBJECTIVE Published studies have demonstrated that adding vertebral fracture assessment (VFA) to dual-energy X-ray absorptiometry (DXA) identifies more patients with increased fracture risk than DXA alone. But who needs VFA? This study attempts to determine if some test other than VFA could duplicate the additional information obtained by performing VFA on all first-time patients. This study looked at the Fracture Risk Assessment Tool (FRAX), height loss, age, documented back pain, and nonvertebral fragility fractures. METHODS VFA was performed on 1,259 (all) DXA patients at their first visit from March 2010 through September 2013. All DXA and VFA results were read by the same International Society for Clinical Densitometry-certified clinician. RESULTS By DXA alone, 44% were osteoporosis. Adding VFA increased clinical osteoporosis by 36% of the original total patients. Eighty-three "normal bone mineral density" patients were changed to clinical osteoporosis. FRAX identified 53% of the patients with diagnosis changes. Historical height loss was not reliable. Increasing age correlated only weakly with clinical osteoporosis. CONCLUSION These are modest numbers from a nonacademic referral practice and may not be typical of other populations. Thirty-six percent of our patients were misclassified by DXA alone, with fragility fractures already taken into account for T-scores of -1.5 and lower. FRAX, height loss, age, back pain, and fragility fractures all failed to identify many of the patients identified by VFA. Seeing the lateral spine images obtained by VFA influenced patients and families. VFA on all first-time patients should be reconsidered. ABBREVIATIONS BMD = bone mineral density DXA = dual-energy X-ray absorptiometry FRAX = Fracture Risk Assessment Tool HL = height loss ISCD = International Society for Clinical Densitometry VF = vertebral fracture VFA = vertebral fracture assessment.
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Abstract
Identifying children most susceptible to clinically significant fragility fractures (low trauma fractures or vertebral compression fractures) or recurrent fractures is an important issue facing general pediatricians and subspecialists alike. Over the last decade, several imaging technologies, including dual-energy X-ray absorptiometry and peripheral quantitative computed tomography, have become useful to identify abnormal bone mineralization in children and in adolescents. This review aimed to summarize the latest literature on the utility of these modalities as they pertain to use in pediatrics. In addition, we review several disease states associated with poor bone health and increased fracture risk in children, and discuss the implications of low bone mineral density in these patients. Finally, we will highlight the gaps in knowledge with regard to pediatric bone health and make recommendations for future areas of research.
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Affiliation(s)
- Halley Wasserman
- Division of Endocrinology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA
| | - Catherine M Gordon
- Divisions of Adolescent Medicine and Endocrinology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA.
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Borges JLC, de M Miranda IS, Lewiecki EM. The Clinical Utility of Vertebral Fracture Assessment in Predicting Fractures. J Clin Densitom 2017; 20:304-308. [PMID: 28729044 DOI: 10.1016/j.jocd.2017.06.016] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/25/2023]
Abstract
Vertebral fracture (VF) is the most common type of osteoporotic fracture. VFs are associated with diminished quality of life and high morbidity and mortality. The presence of a VF, especially a recent one, is an important risk factor for developing another fracture. However, most VFs are not clinically recognized. VF assessment by dual-energy X-ray absorptiometry is a convenient, low-cost, low-radiation, reliable method to identify VFs during bone mineral density measurement. The finding of a previously unrecognized VF may change the diagnostic classification, assessment of fracture risk, and treatment strategies. This paper focuses on the utility of VF assessment in clinical practice.
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Abstract
Preexisting diabetes increases risk of fractures after kidney transplantation (KT). However, little is known about mechanisms and prevention of increased fragility in these patients. Pathophysiology of osteoporosis after KT is complex and characterized by high prevalence of adynamic bone disease. Despite high prevalence of preexisting diabetes in KT recipients, diabetes patients were underrepresented in the studies that explored mechanisms and treatments of osteoporosis after KT. Therefore, caution should be exercised before considering conventional fracture prevention strategies in this unique group of patients. Many traditional osteoporosis medications reduce bone turnover and, hence, can be ineffective or even harmful in diabetic patients after KT. Contrary to predictions, evidence from the studies conducted in mostly non-diabetic subjects demonstrated that bisphosphonates failed to reduce fracture rates after KT. Therefore, bisphosphonates use should be limited in diabetic patients until more evidence supporting their post-transplant efficacy is available. We recommend the following strategies that may help reduce fracture risk in diabetes subjects after KT such as adequate management of calcium, parathyroid hormone, and vitamin D levels, optimization of glycemic control, use of steroid-sparing immunosuppressive regimens, and fall prevention.
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Affiliation(s)
- Elvira O Gosmanova
- Nephrology Section, Stratton VA Medical Center, 113 Holland Avenue, Room A738, Albany, New York, NY, 12208, USA
| | - Aidar R Gosmanov
- Endocrinology Section, Stratton VA Medical Center, 113 Holland Avenue, Room A738, Albany, New York, NY, 12208, USA.
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41
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Abstract
The World Health Organization estimates that diabetes mellitus occurs in more than 415 million people; this number could double by the year 2040. Epidemiologic data have shown that the skeletal system may be a target of diabetes-mediated damage, leading to the development of diabetes-induced osteoporosis. T1D and T2D have been associated with an increased risk of fracture. Bone mineral density and fracture risk prediction tools developed for the general population capture some of the risk associated with diabetes. Recent adaptations to these tools have improved their efficacy in patients with diabetes.
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Affiliation(s)
- G Isanne Schacter
- Department of Medicine, University of Manitoba, GF-335, 820 Sherbrook Street, Winnipeg, Manitoba R3A 1R9, Canada
| | - William D Leslie
- Department of Medicine, University of Manitoba, C5121, 409 Tache Avenue, Winnipeg, Manitoba R2H 2A6, Canada.
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Aubry-Rozier B, Fabreguet I, Iglesias K, Lamy O, Hans D. Impact of level of expertise versus the statistical tool on vertebral fracture assessment (VFA) readings in cohort studies. Osteoporos Int 2017; 28:523-527. [PMID: 27589975 DOI: 10.1007/s00198-016-3757-6] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/24/2016] [Accepted: 08/23/2016] [Indexed: 11/30/2022]
Abstract
UNLABELLED The present study tested if the accuracy of the VFA reading reproducibility is more affected by the statistical tool used or by the reader's level of expertise in 50 VFA from a population-based cohort, the OstéoLaus study. We found that uniform kappa and instruction reading with the ISCD/IOF VFA reading course both increased the accuracy of the reproducibility. INTRODUCTION Vertebral fractures (VF) due to osteoporosis are under diagnosed. Screening osteoporosis in the general population allows improving management of fragility fracture. It consists to perform a dual X-ray absorptiometry and a spine X-ray to look at a VF. To reduce the dosage of radiation, prevalent or incident VF could be detected by DXA image. The aim of the present study was to test the reproducibility of vertebral fracture assessment (VFA) readings in a population-based cohort and to explore if the accuracy of the reproducibility is more affected by the statistical tool used or by the reader's level of expertise. METHODS We calculated the reproducibility of VFA reading by uniform and Cohen's kappa, comparing one expert and one non-expert, before and after an instructional on-line International Society of Clinical Densitometry (ISCD) /International Osteoporosis Foundation (IOF) course on VFA reading. We performed the analysis on 50 VFA from a population-based cohort, the OstéoLaus study. RESULTS Before the VFA reading course, reproducibility with Cohen's kappa was moderate to poor (0 to 0.520), good with the uniform kappa (0.796 to 0.958). After the course, both Cohen's kappa and uniform kappa statistically increased, ranging from 0.524 to 1.000. CONCLUSIONS For female population-based cohort studies, we recommend using the uniform kappa and instructing a non-expert reader using the ISCD/IOF VFA reading course to correctly read and evaluate the reproducibility of the VFA reading.
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Affiliation(s)
- B Aubry-Rozier
- Centre for Bone Diseases, Lausanne University Hospital, Avenue Pierre Decker 4, 1011, Lausanne, Switzerland.
| | - I Fabreguet
- Centre for Bone Diseases, Lausanne University Hospital, Avenue Pierre Decker 4, 1011, Lausanne, Switzerland
| | - K Iglesias
- Département de médecine sociale et préventive, Lausanne University Hospital, Bugnon 21, 1011, Lausanne, Switzerland
| | - O Lamy
- Centre for Bone Diseases, Lausanne University Hospital, Avenue Pierre Decker 4, 1011, Lausanne, Switzerland
| | - D Hans
- Centre for Bone Diseases, Lausanne University Hospital, Avenue Pierre Decker 4, 1011, Lausanne, Switzerland
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Schacter GI, Leslie WD. DXA-Based Measurements in Diabetes: Can They Predict Fracture Risk? Calcif Tissue Int 2017; 100:150-164. [PMID: 27591864 DOI: 10.1007/s00223-016-0191-x] [Citation(s) in RCA: 50] [Impact Index Per Article: 7.1] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/09/2016] [Accepted: 08/27/2016] [Indexed: 02/06/2023]
Abstract
In the absence of a fragility fracture, osteoporosis is usually diagnosed from bone mineral density (BMD) measured by dual-energy X-ray absorptiometry (DXA). Osteoporosis is an increasingly prevalent disease, as is diabetes [in particular type 2 diabetes (T2D)], in part due to aging populations worldwide. It has been suggested that an increased risk of fracture may be another complication ensuing from longstanding diabetes. The purpose of this review is to concentrate on skeletal parameters and techniques readily available from DXA scanning, and their utility in routine clinical practice for predicting fracture risk. In addition to BMD, other applications and measures from DXA include trabecular bone score (TBS), skeletal geometry and DXA-based finite-element analysis, vertebral fracture assessment, and body composition. In type 1 diabetes (T1D), BMD and FRAXR (when secondary osteoporosis is included without BMD) only partially account for the excess risk of fracture in T1D. Consistent data exist to show that BMD and FRAXR can be used to stratify fracture risk in T2D, but do not account for the increased risk of fracture. However, several adjustments to the FRAX score can be made as proxies for T2D to inform the use of FRAX by primary care practitioners. Examples include using the rheumatoid arthritis input (as a proxy for T2D), lumbar spine TBS (to adjust FRAX probability) or an altered hip T-score (lowered by 0.5 units). These adjustments can improve fracture risk prediction in T2D and help to avoid systematically underestimating the risk of osteoporosis-related fractures in those with diabetes.
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Affiliation(s)
- G Isanne Schacter
- Department of Medicine, University of Manitoba, Winnipeg, MB, Canada
| | - William D Leslie
- Department of Medicine, University of Manitoba, Winnipeg, MB, Canada.
- , 409 Tache Avenue, Winnipeg, MB, R2H 2A6, Canada.
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Woods GN, Huang MH, Cawthon PM, Laughlin GA, Schousboe JT, McDaniels-Davidson C, Cauley JA, Orwoll E, Barrett-Connor E, Kado DM. SHBG, Sex Steroids, and Kyphosis in Older Men: The MrOS Study. J Bone Miner Res 2016; 31:2123-2128. [PMID: 27355438 PMCID: PMC5279779 DOI: 10.1002/jbmr.2901] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/22/2016] [Revised: 06/24/2016] [Accepted: 06/27/2016] [Indexed: 01/24/2023]
Abstract
Accentuated kyphosis is associated with adverse health outcomes, including falls and fractures. Low bone density is a risk factor for hyperkyphosis, and each vertebral fracture adds roughly 4° to forward spine curvature. Sex steroids, in particular low bioavailable estradiol and high sex hormone-binding globulin (SHBG), are associated with bone loss and high SHBG is associated with vertebral fractures in older men. We, therefore, hypothesized that low bioavailable estradiol and high SHBG would be associated with worse kyphosis. To test this hypothesis, we examined the cross-sectional associations between individual bioavailable sex hormones and SHBG with radiographically assessed kyphosis. Participants included 1500 men aged 65 and older from the Osteoporotic Fractures in Men (MrOS) Study, in whom baseline measures of kyphosis and sex hormones were available. Modified Cobb angle of kyphosis, calculated from T4 through T12, was assessed from supine lateral spine radiographs. Serum total estradiol and total testosterone were measured by mass spectrometry, and bioavailable sex steroids were calculated from mass action equations. After adjustment for age and other confounding variables, no association was found between bioavailable estradiol or testosterone and Cobb angle, either when kyphosis was analyzed as a continuous variable or dichotomized into highest versus lower three quartiles. In linear regression models adjusted for age and clinic site, there was a significant association between SHBG and kyphosis (parameter estimate = 0.76 per SD increase, p = 0.01). In the fully adjusted model, this association was weakened and of only borderline statistical significance (parameter estimate = 0.61 per SD, p = 0.05). Logistic models demonstrated similar findings. Although associated with bone loss, we did not demonstrate that low bioavailable estradiol translates into worse kyphosis in older men. High SHBG is associated with bone loss and vertebral fractures. Our results suggest that high SHBG may also be a risk factor for hyperkyphosis. © 2016 American Society for Bone and Mineral Research.
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Affiliation(s)
- Gina N Woods
- University of California, San Diego, La Jolla, CA, USA
| | - Mei-Hua Huang
- David Geffen School of Medicine at UCLA, Los Angeles, CA, USA
| | - Peggy M Cawthon
- California Pacific Medical Center Research Institute and University of California, San Francisco, San Francisco, CA, USA
| | | | - John T Schousboe
- HealthPartners Institute and Division of Health Policy and Management, University of Minnesota, Minneapolis, MN, USA
| | | | - Jane A Cauley
- Department of Epidemiology, Graduate School of Public Health, University of Pittsburgh, Pittsburgh, PA, USA
| | - Eric Orwoll
- Oregon Health Sciences University, Portland, OR, USA
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45
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Abstract
Given the expected rapid growth of the geriatric world population (=individuals aged >65 years) to 1.3 billion by 2050, age-related diseases such as osteoporosis and its sequelae, osteoporotic fractures, are on the rise. Areal bone mineral density (aBMD) by dual-energy X-ray absorptiometry (DXA) is the current gold standard to diagnose osteoporosis, to assess osteoporotic fracture risk, and to monitor treatment-induced BMD changes. However, most fragility fractures occur in patients with normal or osteopenic aBMD, indicating that factors beyond BMD impact bone strength. Recent developments in DXA technology such as TBS, VFA, and hip geometry analysis are now available to assess some of these non-BMD parameters from the DXA image. This review will discuss the use of DXA and DXA-assisted technologies and their respective advantages and disadvantages. Special attention is given to if and how each method is indicated in the geriatric population, and the latest ISCD 2015 guidelines have been incorporated.
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Affiliation(s)
- Ursula Heilmeier
- Musculoskeletal Quantitative Imaging Research Group, Department of Radiology & Biomedical Imaging, University of California, San Francisco, 185 Berry Street, Lobby 6, Suite 350, San Francisco, CA 94158, USA
| | - Jiwon Youm
- Musculoskeletal Quantitative Imaging Research Group, Department of Radiology & Biomedical Imaging, University of California, San Francisco, 185 Berry Street, Lobby 6, Suite 350, San Francisco, CA 94158, USA
| | - Soheyla Torabi
- Musculoskeletal Quantitative Imaging Research Group, Department of Radiology & Biomedical Imaging, University of California, San Francisco, 185 Berry Street, Lobby 6, Suite 350, San Francisco, CA 94158, USA
| | - Thomas M. Link
- Musculoskeletal Quantitative Imaging Research Group, Department of Radiology & Biomedical Imaging, University of California, San Francisco, 185 Berry Street, Lobby 6, Suite 350, San Francisco, CA 94158, USA
- Department of Radiology and Biomedical Imaging, School of Medicine, University of California San Francisco , 400 Parnassus Avenue, UC Clinics, Room 367, San Francisco, CA 94143, USA
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46
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47
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Vokes T, Lentle B. The ISCD and Vertebral Fractures. J Clin Densitom 2016; 19:5-7. [PMID: 26346362 DOI: 10.1016/j.jocd.2014.11.004] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/24/2014] [Revised: 11/26/2014] [Accepted: 11/26/2014] [Indexed: 01/08/2023]
Abstract
Some 30 years ago the diagnosis of osteoporosis relied primarily on the measurement of bone mineral density by DXA. More recently, however, it was recognized that vertebral fractures are an important predictor of future fractures and that they reflect some aspect of bone fragility not captured by BMD measurement. In response to that, DXA manufacturers developed VFA, spine imaging on the densitometer, which allowed integration of BMD with information on vertebral fractures obtained at the same visit. ISCD has been instrumental in several aspects of VFA use such as developing and teaching courses for VFA or more broadly, for recognition of vertebral fractures; in developing guidelines for performance, interpretation and reporting of the VFA; and in advocating for reimbursement for VFA tests performed in the clinical practice. ISCD is poised to continue as a leader in vertebral fracture recognition and application of VFA to clinical practice and research.
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Affiliation(s)
- Tamara Vokes
- Department of Medicine and Biological Sciences, University of Chicago, Chicago, IL, USA.
| | - Brian Lentle
- Department of Medicine and Biological Sciences, University of Chicago, Chicago, IL, USA
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Abstract
Vertebral compression fractures (VCF's) are the most common form of osteoporotic fractures. Whether symptomatic or asymptomatic, they both represent a high risk for not only vertebral but also nonvertebral fractures in untreated populations. This high risk of future fracture after a VCF is independent of the T-score because bone strength is a combination of bone mineral density and bone quality. VCFs are the single greatest risk for future fractures at all other skeletal sites in untreated populations, including hip fractures. They are often unrecognized despite their exceptionally high prevalence in all genders and most ethnic groups as age increases. This article highlights some of the key messages about VCF's, and how assessment for their presence and then management will reduce the risk of all osteoporotic fractures.
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Affiliation(s)
- Paul D Miller
- Medical Director, Colorado Center for Bone Research, Lakewood, CO, USA.
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Omar EA, Pimentel DC, Amadera JED. Spinal Pathology. PATHOLOGY AND INTERVENTION IN MUSCULOSKELETAL REHABILITATION 2016:561-583. [DOI: 10.1016/b978-0-323-31072-7.00015-4] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 09/01/2023]
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Abstract
INTRODUCTION Severe osteoporosis represents a disease of high mortality and morbidity. Recognition of what constitutes and causes severe osteoporosis and aggressive intervention with pharmacological agents with evidence to reduce fracture risk are outlined in this review. AREAS COVERED This review is a blend of evidence obtained from literature searches from PubMed and The National Library of Medicine (USA), clinical experience and the author's opinions. The review covers the recognition of what constitutes severe osteoporosis, and provides up-to-date references on this sub-set of high risk patients. EXPERT OPINION Severe osteoporosis can be classified by using measurements of bone densitometry, identification of prevalent fractures, and, knowledge of what additional risk factors contribute to high fracture risk. Once recognized, the potential consequences of severe osteoporosis can be mitigated by appropriate selection of pharmacological therapies and modalities to reduce the risk for falling.
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Affiliation(s)
- Paul D Miller
- a University of Colorado Health Sciences Center , Colorado Center for Bone Research , Lakewood , CO , USA
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