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1.
Indian Heart J ; 2018 Jan; 70(1): 185-190
Artigo | IMSEAR | ID: sea-191762

RESUMO

Our previous research found seven specific factors that cause system delays in ST-elevation Myocardial infarction management in developing countries. These delays, in conjunction with a lack of organized STEMI systems of care, result in inefficient processes to treat AMI in developing countries. In our present opinion paper, we have specifically explored the three most pertinent causes that afflict the seven specific factors responsible for system delays. In doing so, we incorporated a unique strategy of global STEMI expertise. With this methodology, the recommendations were provided by expert Indian cardiologist and final guidelines were drafted after comprehensive discussions by the entire group of submitting authors. We expect these recommendations to be utilitarian in improving STEMI care in developing countries.

2.
Rev. urug. cardiol ; 29(3): 380-390, dic. 2014. graf, tab
Artigo em Espanhol | LILACS-Express | LILACS | ID: lil-754325

RESUMO

La placa coronaria inestable es la causa de base más común de síndromes coronarios agudos (SCA) y se puede manifestar como angina inestable, infarto sin elevación del segmento ST (SCASEST), e infarto con elevación del segmento ST (IAMCEST), pero también se puede manifestar como paro cardíaco súbito debido a taquiarritmias inducidas por isquemia. La mortalidad de los SCA ha disminuido significativamente en el curso de los últimos años, especialmente la debida a las manifestaciones más extremas de SCA, IAMCEST, y paro cardíaco. Es probable que esta tendencia continúe gracias a avances terapéuticos recientes, entre los que se incluyen nuevos agentes antiplaquetarios tales como prasugrel, ticagrelor y cangrelor.

3.
Rev. urug. cardiol ; 29(3): 391-404, dic. 2014. ilus, graf
Artigo em Espanhol | LILACS-Express | LILACS | ID: lil-754326

RESUMO

Resumen Las recientes innovaciones en el área de la cardiología intervencionista han ampliado drásticamente las opciones terapéuticas aplicables a los pacientes portadores de afecciones cardíacas. La cardiología intervencionista ya no queda limitada al tratamiento de las coronariopatías, sino que permite también tratar valvulopatías, prevenir accidentes cerebrovasculares, hipertensión, etcétera. Una de las principales opciones nuevas es el tratamiento percutáneo de la estenosis de válvula aórtica (implantación de la válvula aórtica transcatéter o percutánea); la valvulopatía aórtica es un problema bastante común en pacientes añosos, muchos de los cuales presentan un alto riesgo quirúrgico. De igual manera, la insuficiencia mitral a menudo se asocia con comorbilidades que determinan un alto riesgo quirúrgico. MitraClip es una promisoria alternativa percutánea que sustituiría la reparación o el reemplazo valvular quirúrgico. Otros procedimientos analizados en esta revisión son el cierre percutáneo de la orejuela de la aurícula izquierda como terapia no farmacológica para evitar accidentes cerebrovasculares y la denervación renal para la hipertensión resistente. Esta revisión explica los principios básicos de estos procedimientos, la evidencia clínica más importante, y también aporta datos clínicos recientes adicionales sobre cada uno de ellos.

5.
Indian Heart J ; 2007 Mar-Apr; 59(2): 165-72
Artigo em Inglês | IMSEAR | ID: sea-3772

RESUMO

BACKGROUND: The CoStar stent is a novel cobalt chromium stent designed specifically for drug delivery. The COSTAR I trial represents the first-in-man study of the CoStar Paclitaxel-Eluting Coronary Stent System evaluating three dose release formulations of paclitaxel in a bioresorbable polymer matrix in the treatment of de novo coronary lesions. METHODS: The COSTAR I Trial was a prospective, multi-center registry enrolling 87 patients in four Indian centers for treatment of up to two de novo lesions = 25 mm in length in a reference vessel 2.5-3.5 mm in diameter. Three dose release formulations were studied: 30 microg eluted over 10 days bidirectionally (Group 1, n =10), 10 microg eluted over 30 days abluminally (Group 2, n=40) and 3 microg eluted over 30 days abluminally (Group 3, n = 37). RESULTS: Demographics and lesion characteristics were similar between the groups and treatment in all three groups included small caliber vessels (RVD 2.45 +/- 0.30 - 2.57 +/- 0.36 mm). The primary endpoint of in-stent late loss at four months was lowest in Group 2 (0.43 +/- 0.43 mm) compared to Group 1 and Group 3 (0.51 +/- 7 mn; 0.74 mm and 1.07 +/- 0.65 mm respectively). In-segment late loss followed similar trends, being lowest in Group 2 (0.24 +/- 0.39 mm) compared to Groups 1 and 3 (0.52 +/- 0.66 mm and 0.76 +/- 0.57 mm respectively). Group 2 demonstrated better angiographic out-comes at 12 months with in-stent late loss of 0.55 +/- 0.38 mm when compared to Groups 1 and 3 (0.90 +/- 0.76 mm and 0.74 +/- 0.55 mm respectively). Cumulative binary restenosis rates at twelve months were 1.9%, 35.7% and 39.1% in Groups 2, 1 and 3 respectively. Clinical outcomes trended similarly with cumulative MACE rates at twelve months being lowest at 7.5% in Group 2 as compared to 20% in Group 1 and 21.6% in Group 3 respectively. CONCLUSIONS: In this first-in-man feasibility trial, angiographic and clinical results seen with the extended release formulation at a higher dose (10 microg/30 days) demonstrate the feasibility of the CoStar stent platform in the treatment of native coronary lesions. It also demonstrates the importance of drug dose and release kinetics.


Assuntos
Implantes Absorvíveis , Antineoplásicos Fitogênicos/administração & dosagem , Cromo/administração & dosagem , Cobalto/administração & dosagem , Reestenose Coronária/tratamento farmacológico , Stents Farmacológicos , Estudos de Viabilidade , Feminino , Indicadores Básicos de Saúde , Humanos , Índia , Masculino , Pessoa de Meia-Idade , Paclitaxel/administração & dosagem , Polímeros , Estudos Prospectivos , Sistema de Registros , Fatores de Risco , Oligoelementos/administração & dosagem , Ultrassonografia de Intervenção
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