Results: 1286

Echocardiographic parameters and vertebral heart size (VHS) in lambs during the neonatal period

Pesqui. vet. bras; 38 (9), 2018
Due to cardiac immaturity, newborns have a different morphology and cardiac output when compared with adults. The purpose of this study was to describe the cardiac changes in echocardiographic characteristics and vertebral heart size (VHS) in newborn lambs during the neonatal period. Twenty-eight healthy...

Light chain cardiac amyloidosis - a rare cause of heart failure in a young adult

SUMMARY Cardiac amyloidosis is an infiltrative cardiomyopathy, resulting from amyloid deposition within the myocardium. In primary systemic (AL-type) amyloidosis, the amyloid protein is composed of light chains resulting from plasma-cell dyscrasia, and cardiac involvement occurs in up to 50% of the patie...

Dor torácica na sala de emergência: quem fica e quem pode ser liberado?

A dor torácica aguda é um sintoma muito frequente nas unidades de emergência, constituindo-se em um possível sinal de alerta para as doenças com risco iminente de morte. Como a maioria desses pacientes é internada para avaliação de uma possível síndrome coronariana aguda, isso gera um custo hos...

Fístula aorto-atrial derecha: una presentación inusual

Rev. colomb. cardiol; 25 (4), 2018
Resumen Las fístulas aorto-atriales son anomalías anatómicas poco comunes, de etiología multifactorial; la causa más frecuente en la población adulta son las infecciones endocárdicas. Puede manifestarse como falla cardíaca, pasando por hipertensión pulmonar, hasta ser asintomática y precipitars...

Reparación de la insuficiencia tricuspídea: resultados a largo plazo en 114 pacientes

Rev. chil. cardiol; 37 (2), 2018
Resumen Antecedentes la reparación de la insuficiencia tricuspídea funcional está indicada en casos de insuficiencia cardíaca, generalmente, asociada a enfermedades de las válvulas cardíacas izquierdas y en algunos casos de enfermedad coronaria o cardiopatías congénitas. Objetivo : evaluar los ...

Entrenamiento físico de alta intensidad en maratonistas produce mayor remodelado cardíaco y reduce respuesta de estrés oxidativo

Rev. chil. cardiol; 37 (2), 2018
Resumen: Introducción: El ejercicio físico reduce la mortalidad cardiovascular y genera remodelado cardíaco. Altas cargas de entrenamiento pueden generar remodelado cardíaco adverso. Biomarcadores (BMC) de inflamación Interleukina 6 (IL-6) y de estrés oxidativo Malondialdehído (MDA), potencialmen...

Endocarditis por Rothia aeria

Rev. chil. cardiol; 37 (2), 2018
Resumen Paciente de sexo femenino de 65 años, con antecedentes de hipertensión arterial crónica, resistencia a la insulina, histerectomía total y fractura tibioperonea antigua, es hospitalizada por cuadro febril, sin foco, de 2 meses de evolución, con sospecha de endocarditis por parámetros inflama...

Serum levels of melatonin may contribute to the pathogenesis of heart failure in children with median age of 1 year

J. pediatr. (Rio J.); 94 (4), 2018
Abstract Objective: Melatonin has a protective role in adults with cardiovascular disease, but the effects of melatonin in children with cardiac dysfunction are not well understood. This study was designed to explore the variations in melatonin, myeloperoxidase, and caspase-3 levels in children sufferin...

Quadruple valve replacement for carcinoid heart disease

Abstract Introduction: Carcinoid heart disease most frequently involves the tricuspid or, more rarely, the pulmonary valve and presents with right heart failure as 5-HT is metabolized by the lung. Left-sided valve involvement is quite rare. We describe our experience of 3 patients presenting with heart ...

Preventive effect of preoperative vitamin d supplementation on postoperative atrial fibrillation

Abstract Objective: To assess the relationship between preoperative vitamin D (vitD) supplementation and the development of postoperative atrial fibrillation (POAF). Methods: The study group consisted of 328 consecutive patients. The ınfluence of preoperative vitD supplementation on POAF was revie...