Results: 27

Comparison between Bruce and ramp protocols for exercise testing in the diagnosis of myocardial ischemia

BACKGROUND: Exercise tests are an important tool in the investigation of myocardial ischemia. The ramp protocol has gained increasing importance in clinical practice because of the possibility of individualizing its exercise intensity. OBJECTIVE: To assess and compare the sensitivity, specificity, and ac...

Fatores associados a anormalidades na cintilografia de perfusão miocárdica de pacientes diabéticos

ABC., imagem cardiovasc; 35 (1), 2022
O diabetes melito é o maior fator de risco para doença arterial coronariana. Além da longa duração de diabetes, outros fatores, como presença de doença arterial periférica e tabagismo são fortes preditores para anormalidades na cintilografia de perfusão do miocárdio. O objetivo deste estudo fo...

Closing the Gender Gap in Ischemic Heart Diseases and Myocardial Infarction

Early Use of Handgrip Exercise Associated with Dobutamine Stress Echocardiography in Women

Abstract Background Coronary artery disease (CAD) is an important cause of morbidity and mortality in women and requires early diagnosis for defining the appropriate treatment. Objective To identify the positive predictive value (PPV) and safety of the early use of handgrip exercise in pharmacological ...

QT Interval Dispersion Behavior in Patients With and Without Obstructive Coronary Artery Disease Undergoing Exercise Test

Abstract Background: Stress test is used to detect coronary artery disease (CAD). The QTc interval dispersion (dQTc) is an electrocardiographic index of ventricular repolarization heterogeneity. Some researchers have linked transient myocardial ischemia induced by physical exertion with increased hetero...

Evaluation of Myocardial Ischemia with iFR (Instantaneous Wave-Free Ratio in the Catheterization Laboratory: A Pilot Study

Arq. bras. cardiol; 114 (2), 2020
Abstract Background: The Instantaneous Wave-Free Ratio (iFR) is an invasive functional evaluation method that does not require vasoactive drugs to induce maximum hyperemia Objective: To evaluate the contribution of the iFR to the therapeutic decision-making of coronary lesions in the absence of non-inv...

Caracterización de los factores de riesgo en pacientes con cardiopatía isquémica Hospital "Mártires del 9 de Abril", período 2016-2017
Characterization of risk factors in patients with ischemic heart disease. Hospital "Martires del 9 de abril", period 2016-2017

Rev. medica electron; 41 (4), 2019
RESUMEN Introducción: las enfermedades cardiovasculares constituyen la principal causa de muerte en la mayoría de los países. Se describen los factores de riesgo para enfermedad coronaria como no modificables: edad, sexo y antecedentes familiares; y modificables relacionados al estilo de vida: tabaqu...

Síndrome metabólico en pacientes hospitalizados en Servicio de Geriatría
Metabolic syndrome in patients hospitalized in Geriatric Services

Rev. medica electron; 41 (3), 2019
RESUMEN Introducción: la prevalencia del síndrome metabólico, a nivel mundial, es muy elevada y continúa en aumento vertiginosamente en los últimos años. Por lo que se puede considerar una pandemia de la época contemporánea, se estima que el 25 % de la población adulta la padece. Objetivo: de...

Chest pain score: a novel and practical approach to angina pectoris. A diagnostic accuracy study

Säo Paulo med. j; 137 (1), 2019
ABSTRACT BACKGROUND: The chest pain classifications that are currently in use are based on studies that are several decades old. Various studies have indicated that these classifications are not sufficient for determining the origin of chest pain without additional diagnostic tests or tools. We describ...