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Avaliação dos Parâmetros de Deformação Miocárdica pelo Ecocardiograma Tridimensional e Speckle Tracking em Atletas Competitivos / Evaluation of Strain Parameters by Three Dimensional Speckle Tracking Echocardiography in Competitive Athletes
Daminello, Edgar; Rodrigues, Ana Clara Tude; Echenique, Leandro; Echenique, Leandro; Cordovil, Adriana; Oliveira, Wércules Antônio; Lira Filho, Edgar Bezerra; Piveta, Rafael Bonafim; Cieira, Marcelo Luiz Campos; Fischer, Cláudio Henrique; Morhy, Samira S.
Affiliation
  • Daminello, Edgar; Hospital Israelita Albert Einstein. São Paulo - SP. BR
  • Rodrigues, Ana Clara Tude; Hospital Israelita Albert Einstein. São Paulo - SP. BR
  • Echenique, Leandro; Hospital Israelita Albert Einstein. São Paulo - SP. BR
  • Echenique, Leandro; Hospital Israelita Albert Einstein. São Paulo - SP. BR
  • Cordovil, Adriana; Hospital Israelita Albert Einstein. São Paulo - SP. BR
  • Oliveira, Wércules Antônio; Hospital Israelita Albert Einstein. São Paulo - SP. BR
  • Lira Filho, Edgar Bezerra; Hospital Israelita Albert Einstein. São Paulo - SP. BR
  • Piveta, Rafael Bonafim; Hospital Israelita Albert Einstein. São Paulo - SP. BR
  • Cieira, Marcelo Luiz Campos; Hospital Israelita Albert Einstein. São Paulo - SP. BR
  • Fischer, Cláudio Henrique; Hospital Israelita Albert Einstein. São Paulo - SP. BR
  • Morhy, Samira S; Hospital Israelita Albert Einstein. São Paulo - SP. BR
ABC., imagem cardiovasc ; 30(3): f:92-l:97, jul.-set. 2017. tab, ilus
Article in Portuguese | LILACS | ID: biblio-848728
Responsible library: BR44.1
RESUMO

Introdução:

A ecocardiografia é fundamental na distinção entre adaptações fisiológicas promovidas pela atividade física e alterações patológicas. O ecocardiograma tridimensional com speckle tracking (3DSTeco) poderia mostrar-se acurado para a detecção de alterações subclínicas da função cardíaca.

Objetivos:

Determinar o efeito do exercício nos parâmetros da deformação miocárdica em atletas, por meio do 3DSTeco.

Método:

Realizado ecocardiograma convencional, ecocardiograma tridimensional (3Deco) e 3DSTeco em boxeadores de elite, para análise dos volumes do ventrículo esquerdo (VE), índice de massa indexada à superfície corpórea (IMISC), fração de ejeção (FE), strain global longitudinal (GLS), strain global circunferencial (GCS), strain global radial (GRS), twist, torção e área tracking. Estes dados foram comparados com medidas efetuadas em indivíduos controle não treinados.

Resultados:

Analisados 16 atletas e 14 controles, com idade (23 ± 4 vs 21 ± 4 anos; p = NS) e sexo (14 vs 12 homens) similares. A FE do VE foi normal e semelhante nos 2 grupos. O IMISC foi maior nos atletas (83 ± 21 vs 65 ± 15 g/m²; p < 0,05), assim como o GRS (24,7 ± 5.2 vs 16.3 ± 7.2; p = 0.007). Não houve diferença significativa para os demais parâmetros como GCS (-26 ± 2 vs -28 ± 6), GLS (-16 ± 2 vs -17 ± 3), twist (3.1 ± 1.3 vs 3.7 ± 1.9), torção (2.0 ± 0.8 vs 1.4 ± 0.4) e área tracking (37 ± 4 vs 41 ± 6).

Conclusão:

Atletas e indivíduos não treinados apresentam parâmetros de deformação miocárdica comparáveis pelo 3DSTeco, contudo, um incremento do GRS foi observado apenas nos atletas. O 3DSTeco poderia auxiliar na detecção precoce de alterações cardíacas subclínicas em atletas
ABSTRACT

Introduction:

Echocardiography is fundamental in the distinction between physiological adaptations promoted by physical activity and pathological abnormalities. Three-dimensional speckle tracking echocardiography (3D-STE) could prove accurate in detecting subclinical abnormalities in cardiac function.

Objectives:

To determine the effect of exercise on the parameters of myocardial strain in athletes through 3D STE.

Method:

Elite boxers underwent conventional three-dimensional echocardiography (3D-echo) and 3D-STE to analyze left ventricular (LV) volumes, left ventricular mass indexed to body surface area (LVMIBSA), ejection fraction (EF), longitudinal global strain (LGS), circumferential global strain (CGS), radial global strain (RGS), twist, torsion and tracking area. These data were compared with measurements performed on untrained control individuals.

Results:

The analyses included 16 athletes and 14 controls with similar age (23 ± 4 vs. 21 ± 4 years; p = NS) and gender (14 vs. 12 males). LVEF was normal and similar in the 2 groups. LVMIBSA was higher in the athletes (83 ± 21 vs. 65 ± 15 g/m², p < 0.05), as well as RGS (24.7 ± 5.2 vs. 16.3 ± 7.2; p = 0.007). There was no significant difference for the other parameters, such as CGS (-26 ± 2 vs. -28 ± 6), LGS (-16 ± 2 vs. -17 ± 3), twist (3.1 ± 1.3 vs. 3.7 ± 1.9), torsion (2.0 ± 0.8 vs. 1.4 ± 0.4) and tracking area (37 ± 4 vs. 41 ± 6).

Conclusion:

Athletes and untrained individuals have comparable myocardial strain parameters on 3D-STE. However, an increase in RGS was observed only in the athletes. 3D-STE could help in the early detection of subclinical cardiac issues in athletes
Subject(s)

Full text: Available Collection: International databases Database: LILACS Main subject: Reference Standards / Echocardiography, Three-Dimensional / Athletes / Heart Type of study: Diagnostic study / Etiology study / Observational study / Prevalence study / Risk factors / Screening study Limits: Adult / Female / Humans / Male Language: Portuguese Journal: ABC., imagem cardiovasc Journal subject: Cardiology / Diagnostic Imaging Year: 2017 Document type: Article Affiliation country: Brazil Institution/Affiliation country: Hospital Israelita Albert Einstein/BR

Full text: Available Collection: International databases Database: LILACS Main subject: Reference Standards / Echocardiography, Three-Dimensional / Athletes / Heart Type of study: Diagnostic study / Etiology study / Observational study / Prevalence study / Risk factors / Screening study Limits: Adult / Female / Humans / Male Language: Portuguese Journal: ABC., imagem cardiovasc Journal subject: Cardiology / Diagnostic Imaging Year: 2017 Document type: Article Affiliation country: Brazil Institution/Affiliation country: Hospital Israelita Albert Einstein/BR
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