Results: 1051

Aneurisma subvalvar mitral de ventrículo esquerdo

Arq. bras. cardiol; 67 (5), 1996
A 21-year-old white man presented with cardiogenic shock and refractory pulmonary congestion. At the transthoracic echocardiogram a subvalvar left ventricular aneurysm of the inferior wall with severe mitral regurgitation was observed. The outcome was favorable after surgical correction of the mitral reg...

Quando interromper, na sala de emergência, as manobras de ressuscitação cardiopulmonar na parada cardiorrespiratória sem atendimento pré-hospitalar?

Arq. bras. cardiol; 67 (5), 1996
PURPOSE: The decision of stopping cardiopulmonary resuscitation (CPR) in patients brought to emergency room in arrest remains a challenge. Such decision is even more difficult when someone is brought by bystanders, after an acute loss of consciousness without any out-of-hospital care. To evaluate the pro...

Influência da idade, sexo e doença coronária sobre a modulação autonômica do coração

Arq. bras. cardiol; 67 (5), 1996
PURPOSE: To establish the influence of age, sex and the presence of coronary heart disease on heart rate variability. METHODS: The heart rate variability was studied in the time and frequency domain in 77 normal (group I) and 30 coronary heart disease patients (group II). The ECG was recorded during 300 ...

Avaliação da pressão arterial em indivíduos normais e hiper-reatores. Um estudo comparativo dos métodos de medidas casual e da MAPA

Arq. bras. cardiol; 67 (5), 1996
PURPOSE: To evaluate the levels of blood pressure when measured by casual and ambulatory blood pressure monitoring. METHODS: We studied 16 sedentary and normotensive subjects (mean 43 +/- 3 years old) showing an exaggerated blood pressure response (SBP > 220 mmHg) during a cycloergometric test, hyperreac...

Dor torácica e síndrome da repolarização precoce na unidade de emergência cardiológica

Arq. bras. cardiol; 67 (5), 1996
PURPOSE: To analyze the clinical and electrocardiographic characteristics of early repolarization syndrome (EP) in patients with thoracic pain. METHODS: Patients with thoracic pain and early repolarization were studied. EP was diagnosed on the basis of the presence of two or more criteria: ST elevation; ...

Sinal prevalente de intoxicaçäo digitálica
Prevalent signal of digitalis intoxication

J. bras. med; 71 (3), 1996
Objetivo: enfatizar a importância do achado de ST-T em "pá de pedreiro" em derivaçoes com o QRS predominantemente negativo, como sinal de intoxicaçao digitálica. Casuística: analisam o caso de uma paciente, onde há eletrocardiogramas antes da digitalizaçao, durante a intoxicaçao digitálica e de...

Experiência clínica com o uso de adenosina em pacientes pediátricos
Clinical experience with use of adenosine in pediatric patients

Descrevemos nossa experiência com o uso de adenosina no diagnóstico e tratamento de quatro pacientes pediátricos com taquicardia supraventricular. Brevemente, revisamos o reconhecimento e manejo das taquidisritmias supraventriculares em crianças, bem como a farmacocinética, indicaçoes e efeitos col...

Hipoplasia congênita isolada do ventrículo direito

Arq. bras. cardiol; 66 (5), 1996
Two cases of congenital trabecular hypoplasia of the right ventricle are reported. In the first, the neonatal diagnosis was missed and the child did well until the 13th month of life when a modified Blalock-Taussig shunt was done because of increasing cyanosis. Outcome was good until the 4th year of life...

Análise do bloqueio do ramo esquerdo pelo mapeamento eletrocardiográfico de superfície. Comparação com os achados eletro-vetorcardiográficos

Arq. bras. cardiol; 66 (5), 1996
PURPOSE: To compare the correlation between the departure areas (DA), negative or positive, in patients whose electrocardiogram showed left bundle branch block (LBBB) and association with left ventricular hipertrophy (LVH) and myocardial infarction (MI), to the electrocardiographic (ECG) and vectocardiog...