scholarly journals Low bone mineral density in Thai children with systemic lupus erythematosus: prevalence and risk factors

2021 ◽  
Vol 15 (5) ◽  
pp. 245-250
Author(s):  
Ankanee Chanakul ◽  
Suriyaphon Khunrattanaphon ◽  
Tawatchai Deekajorndech

Abstract Background Improvement of disease recognition and management has increased the survival of children with systemic lupus erythematosus (SLE), but has shifted the morbidity focus toward long-term complications, such as low bone mass and osteoporosis. Studies in adults with SLE show older age, chronic inflammation, and corticosteroid therapy are risk factors for low bone mineral density (BMD) and osteoporosis. Objectives To determine the prevalence of and identify risk factors associated with low BMD in Thai children with SLE. Methods We conducted a retrospective review of demographic data and clinical variables for a cohort of 60 Thai children with SLE who underwent 2 dual-energy X-ray absorptiometry (DXA) at their initial examination and later follow-up. We considered a BMD z score ≤ −2.0 to indicate low BMD. Binary logistic regression was used to assess risk factors potentially associated with low BMD. Results The prevalence of low BMD at the first visit was 40% and increased to 55% over follow-up. We found a significantly decreased hip BMD z score (median difference −0.25, 95% confidence interval [CI] −0.40 to −0.05; P = 0.016) and lumbar BMD z score (median difference −0.49, 95% CI −0.69 to −0.28; P < 0.001) over time. The cumulative steroid dose tended to be higher for patients with low BMD (adjusted odds ratio [OR] = 1.08, 95% CI 1.00 to 1.17; P = 0.050). Conclusion Low BMD has a 40% prevalence in Thai children newly diagnosed with SLE and progresses significantly over time. Higher cumulative corticosteroid dose tended to be associated with a low BMD, but we did not find a significant risk in this small sample.

2005 ◽  
Vol 52 (7) ◽  
pp. 2044-2050 ◽  
Author(s):  
Irene E. M. Bultink ◽  
Willem F. Lems ◽  
Piet J. Kostense ◽  
Ben A. C. Dijkmans ◽  
Alexandre E. Voskuyl

2012 ◽  
Vol 24 (6) ◽  
pp. 1827-1833 ◽  
Author(s):  
J. Jacobs ◽  
L.-A. Korswagen ◽  
A. M. Schilder ◽  
L. H. van Tuyl ◽  
B. A. C. Dijkmans ◽  
...  

2021 ◽  
Vol 80 (Suppl 1) ◽  
pp. 1182.3-1183
Author(s):  
M. Correa Rodríguez ◽  
G. Pocovi-Gerardino ◽  
J. L. Callejas-Rubio ◽  
R. Ríos Fernández ◽  
S. Delolmo-Romero ◽  
...  

Background:Osteoporosis is a common comorbidity in patients with systemic lupus erythematosus (SLE). Available evidence showed that autoimmunity and associated inflammation play main effect in the pathogenesis of negative skeletal effects in SLE patients. However, the potential contribution of disease-associated factors to bone status in SLE is not well known since the reported risk factors from different studies differ greatly.Objectives:The aim of this study was to examine frequency of reduced bone mass in SLE women, and determine their potential associations with disease activity, damage accrual and SLE-related clinical markers.Methods:A cross-sectional study including a total 121 Caucasian pre-menopausal and postmenopausal women was conducted (mean age 49.29±12.43 years). The SLE Disease Activity Index (SLEDAI-2K) and the SDI Damage Index were used to asses disease activity and disease-related damage, respectively. Bone mineral density (BMD) of the left femoral neck and lumbar spine (L2–L4) were measured by dual-energy X-ray absorptiometry (Hologic QDR 400).Results:Ten patients (8.3%) had osteoporosis, 63 (52.1%) patients had osteopenia and 6.8% of women had history of previous fracture. Patients with low bone mass had a significantly higher mean SDI (1.36±1.26 versus 0.70±1.09 p=0.003). T-score at lumbar spine was inversely correlated with SDI score (r=-0.222, p=0.014) and complement C3 level (r=-0.206, p=0.024). Results of bivariate correlations showed that T-score at lumbar spine was inversely correlated with SDI score (r=-0.222, p=0.014) and complement C3 level (r=-0.206, p=0.024). SDI scores were significantly different between patients with osteoporosis, osteopenia and normal BMD after adjusting for age, menstrual status, BMI, time since diagnosis and corticoid use (p=0.004).Conclusion:There is a high prevalence of low BMD in Caucasian women with SLE and this status of osteopenia/osteoporosis was associated with higher damage accrual scores, supporting that disease damage may itself be a major contributor to the low BMD. SLE women with organ damage require regular bone status monitoring to prevent further musculoskeletal damage. Since diminished BMD is a main comorbidity it is therefore essential to study, monitor and prevent osteoporosis in SLE women to avoid fractures leading to reduced quality of life.References:[1]Wang X, Yan S, Liu C, Xu Y, Wan L, Wang Y, et al. Fracture risk and bone mineral density levels in patients with systemic lupus erythematosus: a systematic review and meta-analysis. Osteoporos Int 2016;27:1413–23.[2]Mendoza-Pinto C, Rojas-Villarraga A, Molano-Gonzalez N, Jimenez-Herrera EA, De La Luz Leon-Vazquez M, Montiel-Jarquõn A, et al. Bone mineral density and vertebral fractures in patients with systemic lupus erythematosus: A systematic review and meta-regression. PLoS One 2018;13:1–15.[3]Xia J, Luo R, Guo S, Yang Y, Ge S, Xu G, et al. Prevalence and Risk Factors of Reduced Bone Mineral Density in Systemic Lupus Erythematosus Patients: A Meta-Analysis. Biomed Res Int 2019;2019.[4]Carli L, Tani C, Spera V, Vagelli R, Vagnani S, Mazzantini M, et al. Risk factors for osteoporosis and fragility fractures in patients with systemic lupus erythematosus. Lupus Sci Med 2016;3:1–5.Acknowledgements:This research was supported by the grant PI0523-2016 from “Consejería de igualdad, salud y políticas sociales” (Junta de Andalucía) and is part of the research group LyDIMED “Lupus y Dieta Mediterránea”.Disclosure of Interests:None declared


2021 ◽  
Vol 74 (2) ◽  
pp. 303-309
Author(s):  
Sergii V. Shevchuk ◽  
Liudmyla P. Denyshchych ◽  
Liubov I. Marynych ◽  
Inna P. Kuvikova ◽  
Iryna V. Kurilenko ◽  
...  

The aim: To study the peculiarities of bone mineral density in the Ukrainian population of women of different reproductive age with systemic lupus erythematosus and to evaluate its connection with traditional and specific (typical for systemic lupus erythematosus) risk factors. Materials and methods: A total of 91 women with systemic lupus erythematosus and 29 healthy individuals were examined. Along with the clinical study of the activity and severity of the disease, the serum levels of interleukin-6 were determined by the enzyme immunoassay. The peculiarities of bone mineral density were studied using dual-energy X-ray absorptiometry. The presence of fractures was evaluated by the X-ray method. Results: Patients with systemic lupus erythematosus frequently suffer from reduced bone mineral density. Reduced bone mineral density and the appearance of fragility fractures are associated with patients’ age, disease duration, damage index, inflammatory activity, and cumulative dose of glucocorticoids. Conclusions: Progressive reduced bone mineral density in patients with systemic lupus erythematosus occurs not only during the aging process of a woman, but is also associated with a number of systemic lupus erythematosus – related osteoporosis risk factors.


2013 ◽  
Vol 71 (Suppl 3) ◽  
pp. 209.1-209
Author(s):  
J. Jacobs ◽  
L.-A. Korswagen ◽  
A. Schilder ◽  
L. van Tuyl ◽  
B. Dijkmans ◽  
...  

2019 ◽  
Vol 2019 ◽  
pp. 1-10 ◽  
Author(s):  
Jumei Xia ◽  
Ran Luo ◽  
Shuiming Guo ◽  
Yi Yang ◽  
Shuwang Ge ◽  
...  

Background. We aimed to conduct a meta-analysis concerning the frequency and risk factors of reduced bone mineral density (BMD) in systemic lupus erythematosus (SLE) with evidence from published studies. Methods. A comprehensive literature search was conducted based on the EMBASE, Web of Science, PubMed, and Cochrane Library databases up to March 5th, 2017. Eligible studies reported any prevalence of reduced BMD in SLE patients. All risk factors with odds ratios or risk ratios associated with reduced BMD were extracted. Results. 71 reports with 33527 SLE patients were included. Low BMD, osteopenia, and osteoporosis at any site were presented, respectively, in 45%, 38%, and 13% of the SLE patients. The prevalence of osteoporosis increased with the advancing of age, while U-shaped associations between age and the prevalence of low BMD and osteopenia were found. Lumbar spine was indicated to have higher prevalence of osteoporosis. Age, disease duration, drugs use, and many other factors were identified as predictors of reduced BMD. Conclusion. Low BMD, osteoporosis, and osteopenia appeared to be prevalent in patients with SLE. Risk factors of reduced BMD were various.


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