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Association of Severity of Coronary Lesions with Bone Mineral Density in Postmenopausal Women / Associação entre Gravidade das Lesões Coronarianas e Densidade Mineral Óssea em Mulheres Pós-Menopausa
Xu, Rui; Cheng, Xin-Chun; Zhang, Yuan; Lai, Hong-Mei; Yang, Hong-Ni.
  • Xu, Rui; People's Hospital of Xinjiang Uygur Autonomous Region. Gerontology Center. Urumqi. CN
  • Cheng, Xin-Chun; People's Hospital of Xinjiang Uygur Autonomous Region. Gerontology Center. Urumqi. CN
  • Zhang, Yuan; People's Hospital of Xinjiang Uygur Autonomous Region. Gerontology Center. Urumqi. CN
  • Lai, Hong-Mei; People's Hospital of Xinjiang Uygur Autonomous Region. Gerontology Center. Urumqi. CN
  • Yang, Hong-Ni; People's Hospital of Xinjiang Uygur Autonomous Region. Gerontology Center. Urumqi. CN
Arq. bras. cardiol ; 110(3): 211-216, Mar. 2018. tab
Article in English | LILACS | ID: biblio-888027
ABSTRACT
Abstract

Background:

Coronary artery disease (CAD) and osteoporosis (OP) are common diseases in postmenopausal women. In both cross-sectional and longitudinal epidemiologic studies, low bone mass has been related to increased frequency of CAD. However, available data on the relationship between bone mineral density (BMD) and severity of coronary lesions is limited.

Objective:

To investigate association between the BMD and severity of coronary lesions assessed by Gensini score in postmenopausal women.

Methods:

This study included 122 postmenopausal women who were diagnosed with CAD. These patients were divided into two groups according to the severity of coronary lesions assessed by the Gensini score - patients with mild coronary lesions (Gensini score < 25) and patients with severe coronary lesions (Gensini score ≥ 25). Femoral neck mineral density was measured with dual energy X-ray absorptiometry (DXA).

Results:

The study included postmenopausal women aged 64.31 ± 4.71 years, 85 of whom (69.7%) exhibited severe coronary lesions. Participants with severe coronary lesions had a significantly higher T score than did those with mild coronary lesions at the femoral neck (p < 0.05). The mean T-score was −0.84 ± 1.01 in mild coronary lesions group, −1.42 ± 1.39 in severe coronary lesions group (p < 0.05). Multivariable logistic regression analysis showed that osteopenia-osteoporosis at the Femoral neck (odds ratio 2.73; 95% confidence interval 1.06 to 6.13) was associated with an increased risk of developing severe coronary lesions. The multiple regression model showed that T-scores (b = −0.407, SE = 0.151, p=0.007) were the independent predictors of Gensini score.

Conclusion:

The relationship between severity of coronary lesions and BMD was significant in postmenopausal women. BMD, a low-cost technique involving minimal radiation exposure, widely used for osteoporosis screening, is a promising marker of severity of coronary lesions.
RESUMO
Resumo Fundamento A doença arterial coronariana (DAC) e a osteoporose são doenças comuns em mulheres pós-menopausa. Tanto em estudos transversais como em estudos epidemiológicos longitudinais, a massa óssea diminuída foi relacionada à frequência aumentada de DAC. No entanto, dados disponíveis sobre a relação entre densidade mineral óssea (DMO) e gravidade das lesões coronarianas são limitados.

Objetivo:

Investigar a associação entre DMO e gravidade das lesões coronarianas avaliadas pelo escore de Gensini em mulheres pós-menopausa.

Métodos:

Este estudo incluiu 122 mulheres pós-menopausa diagnosticadas com DAC. As pacientes foram divididas em dois grupos de acordo com a gravidade das lesões coronarianas avaliada pelo escore de Gensini - pacientes com lesões coronarianas leves (escore de Gensini < 25) e pacientes com lesões coronarianas graves (escore de Gensini ≥ 25). A densidade mineral do colo femoral foi medida por absorção de raios-X de dupla energia (DXA).

Resultados:

O estudo incluiu mulheres pós-menopausa com idade de 64,31 ± 4,71 anos, 85 delas (69,7%) com lesões coronarianas graves. Pacientes com lesões coronarianas graves apresentaram um escore T mais elevado que aquelas com lesões coronarianas leves no colo femoral (p < 0,05). O escore T médio foi -0,84 ± 1,01 no grupo com lesões leves, e -1,42 ± 1,39 no grupo com lesões graves (p < 0,05). A análise de regressão logística multivariada mostrou que a osteopenia-osteoporose no colo femoral (odds ratio 2,73; intervalo de confiança de 95% 1,06 - 6,13) esteve associada com um risco aumentado de se desenvolver lesões coronarianas graves. O modelo de regressão múltipla mostrou que os escores T (b = -0,407; EP= 0,151; p = 0,007) foram preditores independentes do escore de Gensini.

Conclusão:

Encontrou-se uma relação significativa entre a gravidade das lesões coronarianas e a DMO em mulheres pós-menopausa. DMO, uma técnica de baixo custo que envolve mínima exposição à radiação, e amplamente utilizada no rastreamento de osteoporose, é um marcador promissor da gravidade de lesões coronarianas graves.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Coronary Artery Disease / Bone Density / Osteoporosis, Postmenopausal / Postmenopause / Bone Demineralization, Pathologic Type of study: Etiology study / Observational study / Prevalence study / Prognostic study / Risk factors Limits: Aged / Female / Humans Language: English Journal: Arq. bras. cardiol Journal subject: Cardiology Year: 2018 Type: Article Affiliation country: China Institution/Affiliation country: People's Hospital of Xinjiang Uygur Autonomous Region/CN

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Full text: Available Index: LILACS (Americas) Main subject: Coronary Artery Disease / Bone Density / Osteoporosis, Postmenopausal / Postmenopause / Bone Demineralization, Pathologic Type of study: Etiology study / Observational study / Prevalence study / Prognostic study / Risk factors Limits: Aged / Female / Humans Language: English Journal: Arq. bras. cardiol Journal subject: Cardiology Year: 2018 Type: Article Affiliation country: China Institution/Affiliation country: People's Hospital of Xinjiang Uygur Autonomous Region/CN