Results 31 to 40 of about 883 (157)

Índice de dissincronia ventricular: comparação com a fração de ejeção bidimensional e tridimensional Ventricular dyssynchrony index: comparison with two-dimensional and three-dimensional ejection fraction

open access: yesArquivos Brasileiros de Cardiologia, 2008
FUNDAMENTO: O acoplamento eletromecânico (sincronia) do ventrículo esquerdo (VE) tem importância na análise da performance sistólica, especialmente para a indicação da terapia de ressincronização cardíaca em pacientes com ICC avançada. OBJETIVO: Comparar
Marcelo L. C. Vieira   +9 more
doaj   +1 more source

Diferenças relacionadas ao sexo nos volumes ventriculares e na fração de ejeção do ventrículo esquerdo estimados por cintilografia de perfusão miocárdica: comparação entre os programas Quantitative Gated SPECT (QGS) e Segami Gender differences in ventricular volumes and left ventricle ejection fraction estimated by myocardial perfusion imaging: comparison of Quantitative Gated SPECT (QGS) and Segami software programs

open access: yesArquivos Brasileiros de Cardiologia, 2007
OBJETIVO: Analisar as diferenças relacionadas ao sexo nas medidas obtidas pelos programas Segami e Quantitative Gated SPECT (QGS). MÉTODOS: Cento e oitenta e um indivíduos assintomáticos sem evidência de cardiopatia foram submetidos a estudos de perfusão
Alice Tatsuko Yamada   +6 more
doaj   +1 more source

Biologia de Sistemas Aplicada à Insuficiência Cardíaca com Fração de Ejeção Normal

open access: yesArquivos Brasileiros de Cardiologia, 2014
A insuficiência cardíaca com fração de ejeção normal (ICFEN) é, atualmente, o fenótipo clínico mais prevalente de insuficiência cardíaca e os tratamentos disponíveis não apresentam redução na mortalidade.
Evandro Tinoco Mesquita   +3 more
doaj   +1 more source

Longitudinal maternal hemodynamics in high‐risk pregnancies with different subtypes of pre‐eclampsia

open access: yesUltrasound in Obstetrics &Gynecology, Volume 67, Issue 5, Page 623-634, May 2026.
ABSTRACT Objective To evaluate maternal cardiac adaptation during pregnancy by comparing longitudinal hemodynamic profiles between women identified as high risk for preterm pre‐eclampsia (PE) who subsequently developed preterm PE, term PE or remained unaffected, as well as low‐risk women.
J. Lin   +10 more
wiley   +1 more source

Morphological and functional measurements of the heart obtained by magnetic resonance imaging in Brazilians [PDF]

open access: yes, 2013
FUNDAMENTO: Medidas ainda hoje utilizadas como referência na ressonância magnética cardíaca foram obtidas principalmente de estudos realizados em populações norte-americanas e europeias.
Coelho, Otávio Rizzi   +9 more
core  

Effect of aspirin on maternal hemodynamics in Chinese women at high risk for preterm pre‐eclampsia: longitudinal study

open access: yesUltrasound in Obstetrics &Gynecology, Volume 66, Issue 5, Page 621-630, November 2025.
ABSTRACT Objectives To compare the maternal hemodynamics of Chinese women at low and at high risk for preterm pre‐eclampsia (PE) and assess the differences in hemodynamic parameters between high‐risk women with or without prophylactic aspirin. Methods This was a prospective longitudinal case–control study of 857 Chinese women with a singleton pregnancy
X. Wang   +11 more
wiley   +1 more source

Association of maternal body mass index with hemodynamic and vascular alterations at 35–37 weeks' gestation

open access: yesUltrasound in Obstetrics &Gynecology, Volume 65, Issue 3, Page 303-310, March 2025.
ABSTRACT Objective Globally, one in four pregnant women is classified as overweight or obese, based on their prepregnancy body mass index (BMI). Obese pregnant women are at increased risk of adverse pregnancy outcomes and long‐term cardiovascular disease that occurs earlier in life.
M. Charakida   +6 more
wiley   +1 more source

Endostatin a Potential Biomarker for Heart Failure with Preserved Ejection Fraction

open access: yesArquivos Brasileiros de Cardiologia, 2017
Background: Endostatin is a circulating endogenous angiogenesis inhibitor preventing neovascularization. Previous studies demonstrated the prognostic value of Endostatin among patients with heart failure with reduced ejection fraction (HFrEF).
Michael Coll Barroso   +7 more
doaj   +1 more source

Prediction of pre‐eclampsia using maternal hemodynamic parameters at 12 + 0 to 15 + 6 weeks

open access: yesUltrasound in Obstetrics &Gynecology, Volume 65, Issue 2, Page 173-182, February 2025.
ABSTRACT Objectives To compare the maternal hemodynamic profile at 12 + 0 to 15 + 6 weeks' gestation in women who subsequently developed pre‐eclampsia (PE) and those who did not, and to assess the screening performance of maternal hemodynamic parameters for PE in combination with the Fetal Medicine Foundation (FMF) triple test, including maternal ...
X. Wang   +9 more
wiley   +1 more source

Left ventricular volume and function in dogs assessed by 3D Echocardiography: standardization of reference values

open access: yes, 2022
A ecocardiografia tridimensional (Eco-3D) é uma nova tecnologia, atualmente considerada superior às outras modalidades de ecocardiografia para avaliar e quantificar o volume e a função das câmaras cardíacas em humanos, pois não depende da angulação ...
Ibrahim, Ahmed Mohsen Abouelenin
core   +1 more source

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