The Arquivos Brasileiros de Cardiologia (ABC), the official scientific journal of the Brazilian Society of Cardiology (BSC), is currently the journal in Cardiology with the highest impact in Brazil and Latin America, with a 2018 JCR impact factor of 1.679. During its history, the ABC has played an important role of publishing scientific papers produced in Brazil in journals indexed in the most prominent English-language, international databases. It thus acts as a window to the world of the Brazilian scientific […]

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Para-athletes or athletes with disabilities Paralympic sports include a wide group of athletic activities for individuals who have disabilities and who participate in diverse levels of competition. The Paralympic Movement began in 1888 in Berlin with the founding of the first sports clubs for people with hearing impairments. […]

Background: Brazil has approximately 30.000 cases of Acute Rheumatic Fever (ARF) annually. A third of cardiovascular surgeries performed in the country are due to the sequelae of rheumatic heart disease (RHD), which is an important public health problem. Objectives: to analyze the historical series of mortality rates and disease costs, projecting future trends to offer new data that may justify the need to implement a public health program for RF. Methods: we performed a cross-sectional study with a time series […]

Background: High platelet reactivity (HPR) during therapy with acetylsalicylic acid (ASA) is a poor prognostic factor in acute coronary syndromes (ACS). The prevalence of HPR during ACS is greater than that reported in stable diseases. However, it is unclear whether this prevalence of HPR is a transient phenomenon or a characteristic of this high-risk population. Objective: The main objective is to compare the effects of ASA on platelet function in the initial and late phases of ACS in a single […]

Background: In clinical observation, patients with acute coronary syndrome complicated with peripheral artery disease have poor prognosis, so the relationship between the diseases and clinical characteristics need to be further explored. Objective: This study aims to investigate clinical characteristics and independent risk factors for in-hospital adverse events in acute coronary syndrome patients with a history of peripheral arterial disease (PAD). Methods: A total of 5,682 patients with acute coronary syndrome were included into this study. These patients were divided into […]

Background: Stress is a state of threat to the balance of the organism, which can cause biological and psychological changes. In hypertensive patients, stress can interfere with blood pressure levels, influence on food choices and neglect of the diet. Objective: This study aims to describe the relationship between stress and dietary intake of hypertensive patients. Methods: A transversal study was carried out at the Arterial Hypertension Clinic of the Cardiology Institute of Rio Grande do Sul, Brazil. The participants were […]

Background: The quilombolas are groups formed by black ancestry individuals, living in a context of social vulnerability due to low socioeconomic level, which influences health care and the development of chronic diseases. Objective: To assess the prevalence of systemic arterial hypertension and its association with cardiovascular risk factors in the quilombola population in the State of Sergipe, Brazil. Methods: Study design was cross sectional, involving the administration of a questionnaire to individuals aged ? 18 years, in 15 quilombola communities […]

Background: Seasoning is one of the recommended strategies to reduce salt in foods. However, only a few studies have studied salt preference changes using seasoning. Objectives: The aim of this study was to compare preference for salty bread, and if seasoning can change preference in hypertensive and normotensive, young and older outpatients. Methods: Outpatients (n = 118) were classified in four groups: older hypertensive subjects (OH) (n = 32), young hypertensive (YH) (n = 25); older normotensive individuals (ON) (n […]

Abstract Background: Stress is defined as a complicated state that related to homeostasis disturbances, over-activity of the sympathetic nervous system and hypothalamus-pituitary-adrenal axis responses. Cardiac preconditioning reduces myocardial damages. Objective: This study was designed to assess the cardioprotective effects of acute physical stress against ischemia/reperfusion (I/R) injury through the activation of the sympathetic nervous system. Methods: Thirty-two male Wistar rats were divided into four groups; (1) IR (n = 8): rats underwent I/R, (2) Acute stress (St+IR) (n = 8): […]

Background: Increases in daily physical activity levels is recommended for patients with peripheral artery disease (PAD). However, despite this recommendation, little is known about the physical activity patterns of PAD patients. Objective: To describe the physical activity patterns of patients with symptomatic peripheral artery (PAD) disease. Methods: This cross-sectional study included 174 PAD patients with intermittent claudication symptoms. Patients were submitted to clinical, hemodynamic and functional evaluations. Physical activity was objectively measured by an accelerometer, and the time spent in […]

Abstract The finding of pulmonary hypertension (PH) by echocardiography is common and of concern. However, echocardiography is just a suggestive and non-diagnostic assessment of PH. When direct involvement of pulmonary circulation is suspected, invasive hemodynamic monitoring is recommended to establish the diagnosis. This assessent provides, in addition to the diagnostic confirmation, the correct identification of the vascular territory predominantly involved (arterial pulmonary or postcapillary). Treatment with specific medication for PH (phosphodiesterase type 5 inhibitors, endothelin receptor antagonists and prostacyclin analogues) […]

Clinical data Patient reports 3 episodes of paroxysmal tachycardia of up to 20 minutes, accompanied by precordial pain in the past 7 years, all with spontaneous reversal. Four years prior, the patient presented another tachycardia with signs of low output, including pallor, visual turbidity, cold extremities and mental confusion, requiring electrical reversion. On that occasion, ventricular tachycardia ablation in the right ventricular (RV) inflow tract through the right posterior accessory pathway was successfully performed. Ebstein’s anomaly diagnosis was given for […]

Introduction Thalassemia Major is an inherited disorder caused by impaired synthesis of the B globin chain and characterized by ineffective erythropoiesis that requires regular, lifelong transfusion therapy, which creates a state of iron overload. Once reticuloendothelial stores saturate, iron deposition increases in myocardium such as other parenchymal tissues. Cardiac complications due to this deposition are the leading cause of death. After a silent first decade, iron deposits in the cardiac tissue lead to arrhythmias, systolic and diastolic dysfunction, and congestive […]

A 62-year-old man came to the Echocardiography Service with a history of arterial hypertension and systolic murmur in the mitral area. At the subsequent evaluation, the patient reported dyspnea and fatigue on moderate exertion, but without an impact on social life. Peripheral oxygen saturation at rest ranged from 95% to 98%; extremities were warm and perfused, with no signs of peripheral hypoperfusion; cyanosis and digital clubbing were absent. The echocardiogram disclosed a case of levocardia, with the presence of a […]

1. Epidemiologia da Parada Cardiorrespiratória e Apresentação da Diretriz […]