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1.
J Thromb Thrombolysis ; 38(4): 510-6, 2014 Nov.
Article in English | MEDLINE | ID: mdl-24671733

ABSTRACT

Pharmacoinvasive treatment is an acceptable alternative for patients with ST-segment elevation myocardial infarction (STEMI) in developing countries. The present study evaluated the influence of gender on the risks of death and major adverse cardiovascular events (MACE) in this population. Seven municipal emergency rooms and the Emergency Mobile Healthcare Service in São Paulo treated STEMI patients with tenecteplase. The patients were subsequently transferred to a tertiary teaching hospital for early (<24 h) coronary angiography. A total of 469 patients were evaluated [329 men (70.1%)]. Compared to men, women had more advanced age (60.2 ± 12.3 vs. 56.5 ± 11 years; p = 0.002); lower body mass index (BMI; 25.85 ± 5.07 vs. 27.04 ± 4.26 kg/m2; p = 0.009); higher rates of hypertension (70.7 vs. 59.3%, p = 0.02); higher incidence of hypothyroidism (20.0 vs. 5.5%; p < 0.001), chronic renal failure (10.0 vs. 8.8%; p = 0.68), peripheral vascular disease (PVD; 19.3 vs. 4.3%; p = 0.03), and previous history of stroke (6.4 vs. 1.3%; p = 0.13); and higher thrombolysis in myocardial infarction risk scores (40.0 vs. 23.7%; p < 0.001). The overall in-hospital mortality and MACE rates for women versus men were 9.3 versus 4.9% (p = 0.07) and 12.9 versus 7.9% (p = 0.09), respectively. By multivariate analysis, diabetes (OR 4.15; 95% CI 1.86-9.25; p = 0.001), previous stroke (OR 4.81; 95% CI 1.49-15.52; p = 0.009), and hypothyroidism (OR 3.75; 95% CI 1.44-9.81; p = 0.007), were independent predictors of mortality, whereas diabetes (OR 2.05; 95% CI 1.03-4.06; p = 0.04), PVD (OR 2.38; 95% CI 0.88-6.43; p = 0.08), were predictors of MACE. In STEMI patients undergoing pharmacoinvasive strategy, mortality and MACE rates were twice as high in women; however, this was due to a higher prevalence of risk factors and not gender itself.


Subject(s)
Emergency Medical Services , Fibrinolytic Agents/administration & dosage , Myocardial Infarction/drug therapy , Myocardial Infarction/mortality , Sex Characteristics , Tissue Plasminogen Activator/administration & dosage , Aged , Emergency Medical Services/trends , Female , Humans , Male , Middle Aged , Mortality/trends , Myocardial Infarction/diagnosis , Retrospective Studies , Risk Factors , Tenecteplase
2.
Rev. bras. cardiol. invasiva ; 20(4): 431-434, out.-dez. 2012. ilus
Article in Portuguese | LILACS | ID: lil-666145

ABSTRACT

Paciente jovem, com histórico de tabagismo, hipertensão arterial e uso de drogas ilícitas (cannabis, cocaína e crack), foi admitido com dor precordial após atividade física, com cerca de duas horas de evolução. O eletrocardiograma demonstrou supradesnivelamento do segmento ST de V1 a V4, e o paciente foi encaminhado para cateterismo cardíaco, que evidenciou oclusão total da artéria descendente anterior e grande quantidade de trombos na coronária direita. Foi tratado com implante direto de stents na artéria descendente anterior e terapia antiplaquetária tripla com aspirina, clopidogrel e abciximab associada a heparina não-fracionada, mantidas por 24 horas. Reavaliações angiográfica e ultrassonográfica após 48 horas demonstraram resolução completa dos trombos em ambas as coronárias.


Young patient with a history of smoking, hypertension and use of illicit drugs (cannabis, cocaine and crack) was admitted with precordial pain after physical exercise within the previous two hours. Electrocardiogram demonstrated ST segment elevation in leads V1 to V4 and the patient was referred to cardiac catheterization, which showed total occlusion of the left anterior descending artery and a large amount of thrombi in the right coronary artery. The patient was treated with direct stenting in the left anterior descending artery and triple antiplatelet therapy with aspirin, clopidogrel and abciximab in combination with non-fractioned heparin for 24 hours. Angiography and intravascular ultrasound assessment after 48 hours demonstrated a complete resolution of thrombi in both coronary arteries.


Subject(s)
Humans , Male , Adult , Coronary Angiography/methods , Coronary Angiography , Catheterization/methods , Catheterization , Coronary Disease/complications , Coronary Disease/diagnosis , Coronary Thrombosis/complications , Coronary Thrombosis/diagnosis , Risk Factors
3.
Rev. bras. cardiol. invasiva ; 20(2): 199-203, abr.-jun. 2012. ilus
Article in English, Portuguese | LILACS | ID: lil-649573

ABSTRACT

Introdução: O ultrassom intracoronário (USIC) é um método capaz de fornecer medida sensível e reprodutível das dimensões da artéria coronária, da placa aterosclerótica e do lúmen arterial. Avanços em sua tecnologia permitem agora a caracterização da composição e da morfologia das placasateroscleróticas. Embora estudos prévios tenham reportado dados utilizando USIC com análise de radiofrequência, o uso de uma nova modalidade (iMap®, Boston Scientific, Santa Clara, Estados Unidos) de caracterização da placa ateroscleróticaé muito pouco conhecida. Nosso objetivo será analisar as características morfológicas, teciduais e fenotípicas das placas ateroscleróticas consideradas angiograficamente “culpadas” e“não-culpadas” em pacientes submetidos a angiografia coronáriadecorrente de infarto agudo do miocárdio (IAM). Métodos: Estudo prospectivo, transversal, em único centro (Hospital São Paulo – Escola Paulista de Medicina – UniversidadeFederal de São Paulo/UNIFESP, São Paulo, SP, Brasil). Serão selecionados50 pacientes para análise ultrassonográfica, de acordo com os seguintes critérios de inclusão: idade < 75 anos, IAM sem supradesnivelamento do segmento ST ou IAM com supradesnivelamento do segmento ST recente, com ou sem uso de fibrinolítico prévio. Conclusões: O presente estudoobjetivará a caracterização morfológica, tecidual e fenotípica da placa aterosclerótica utilizando uma nova modalidade de imagem ainda pouco estudada em pacientes com IAM.


Subject(s)
Humans , Coronary Artery Disease/complications , Coronary Artery Disease/diagnosis , Acute Coronary Syndrome/complications , Acute Coronary Syndrome/diagnosis , Ultrasonography/methods , Ultrasonography , Prospective Studies , Cross-Sectional Studies
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