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1.
Osteoporos Int ; 29(6): 1447-1455, 2018 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-29556678

RESUMO

Fracture risk increases in end-stage kidney disease (ESKD), but bone mineral density (BMD) measurement is less predictive of risk than in the general population. In this study of patients with ESKD, a lower trabecular bone score (TBS), indicative of microarchitectural deterioration, was associated with higher bone turnover markers and prevalent non-vertebral fracture. INTRODUCTION: Declining renal function carries increased fracture risks, but BMD is less predictive of fracture for dialysis patients than the general population. The TBS, obtained from lumbar spine dual-energy X-ray absorptiometry (DXA) images, provides information on microarchitectural integrity not captured by BMD. The aim of this study was to assess associations of the TBS to clinical, DXA, radiological, and laboratory measures in patients with ESKD undergoing kidney and simultaneous pancreas kidney (SPK) transplantation. METHODS: A total of 147 patients with ESKD underwent pre-transplant laboratory testing, DXA, lateral spine X-ray, and structured history within 4 weeks of transplantation. Associations of the TBS to demographic data, prevalent fracture, BMD, and laboratory variables were assessed. RESULTS: Of 147 patients (60% male, mean age 48 ± 13 years), 36% had diabetes mellitus (DM) and 54 patients had fractures: 21 prevalent vertebral fractures only, 22 non-vertebral fractures only, and 11 had both. The mean TBS (1.345 ± 0.125) was lower in patients undergoing SPK than kidney-only transplants (1.292 vs. 1.364, p = 0.001). The TBS correlated to spine and total hip BMD, body mass index and inversely to parathyroid hormone, alkaline phosphatase and procollagen 1 N-propeptide. By multivariable logistic regression, lower TBS was significantly associated to prior non-vertebral fracture (p = 0.026). CONCLUSIONS: A lower TBS, suggestive of increased microarchitectural damage, was associated with type 1 DM, markers of higher bone turnover, and prevalent fracture. These data support the need for prospective studies to evaluate whether TBS inclusion improves fracture prediction in patients with ESKD.


Assuntos
Densidade Óssea/fisiologia , Remodelação Óssea/fisiologia , Osso Esponjoso/fisiopatologia , Falência Renal Crônica/complicações , Fraturas por Osteoporose/etiologia , Absorciometria de Fóton/métodos , Adulto , Biomarcadores/sangue , Feminino , Humanos , Falência Renal Crônica/fisiopatologia , Falência Renal Crônica/cirurgia , Transplante de Rim , Vértebras Lombares/fisiopatologia , Masculino , Pessoa de Meia-Idade , Fraturas por Osteoporose/fisiopatologia , Período Pós-Operatório , Medição de Risco/métodos
2.
Climacteric ; 20(3): 248-255, 2017 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-28333562

RESUMO

OBJECTIVE: Early menopause (EM), menopause before 45 years, affects up to 10% of women. The internet was perceived by women with EM to be the best source of information regarding EM; however, the reality is unknown. The aim of this study was to assess the quality and content of easily accessible websites relating to EM. METHODS: The keyword 'early menopause' was used for a web search using Google. The first two pages of results, plus an additional five websites, were analyzed for website quality and content by two independent reviewers according to published methodology. RESULTS: After excluding duplicates, 26 websites were analyzed. Geographical origin of Google domain conferred 32-53% search congruity. Commercial websites (10/26) and inclusion of advertisements (50%) were common. Few websites listed authorship (39%) or provided references (54%), and only 35% were quality certified. Most (54%) had a readability level above recommended. Median score for website content was 9/20. Medical society websites did not rank higher than other website categories for content but more frequently provided references/supporting data (p = 0.017). CONCLUSION: Easily accessible websites regarding EM have significant deficiencies in quality and content. This study indicates the need for higher-quality internet resources for women seeking EM information.


Assuntos
Internet/normas , Menopausa Precoce , Adulto , Feminino , Humanos , Educação de Pacientes como Assunto , Garantia da Qualidade dos Cuidados de Saúde , Saúde da Mulher
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