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1.
An. sist. sanit. Navar ; 39(1): 87-97, ene.-abr. 2016. tab, graf
Article in Spanish | IBECS | ID: ibc-152684

ABSTRACT

Fundamento: El intervencionismo coronario percutáneo (PCI) es una opción terapéutica fundamental en pacientes con enfermedad coronaria. Para realizarla los especialistas deben formarse y acreditarse. Se sabe que el número de procedimientos realizados al año influye en los resultados. Pretendemos mostrar que con un bajo volumen de PCI algunos centros obtienen buenos resultados. Método: Análisis prospectivo de las características clínicas y resultados inmediatos obtenidos en nuestro centro con el PCI entre 2006 y 2012 y análisis retrospectivo de la supervivencia global, supervivencia libre de eventos y reestenosis de los PCI realizados entre 2006 y 2009. Se compararon las características clínicas, los eventos agudos y a largo plazo (complicaciones, supervivencia y mortalidad) entre nuestros pacientes y los de algunos trabajos publicados. Resultados: Nuestra probabilidad de tener cualquier complicación en un PCI fue del 9% con una mortalidad global del 2%. La mortalidad del PCI en situación estable fue del 0,43% y en el síndrome coronario agudo del 6,25%. Las complicaciones en el lugar del acceso vascular fueron del 1,44% y la incidencia de reestenosis a los nueve meses, en pacientes sometidos por primera vez a PCI, fue del 5,2%. Conclusiones: Aunque el alto volumen intervencionista ha demostrado ser importante para tener una baja tasa de complicaciones y una buena evolución a largo plazo, hay centros con bajo volumen intervencionista que por sus características pueden obtener resultados equiparables a los de alto volumen (AU)


Background: Percutaneous coronary intervention (PCI) is currently a basic therapeutic option in patients with coronary artery disease. To carry this out specialists must be trained and accredited. It is known that the number of procedures performed each year influences results. We suggest that some low volume centres may also get good results. Methods: Prospective analysis of clinical features and immediate results obtained in our centre following PCI performed between 2006 and 2012 and retrospective analysis of overall survival, outcome-free survival and restenosis in patients treated between 2006 and 2009. The clinical features, acute and long-term events (complications, survival and mortality) of our group were compared with other published studies. Results: In our centre the likelihood of complications in a PCI was 9% with an overall mortality of 2%. PCI mortality in stable coronary disease was 0.43% and in acute coronary syndrome 6.25%. Complications at the vascular access site was 1.44% and restenosis at nine months, in patients undergoing PCI for the first time, was 5.2%. Conclusions: Although a high interventionist volume has been shown to reduce the rate of complications and improve long-term evolution, some low volume interventional centres can obtain similar results to those of high volume interventional centres (AU)


Subject(s)
Humans , Male , Female , Percutaneous Coronary Intervention/methods , Percutaneous Coronary Intervention/statistics & numerical data , Percutaneous Coronary Intervention/trends , Coronary Restenosis/epidemiology , Coronary Restenosis/rehabilitation , Coronary Restenosis/therapy , Evaluation of Results of Therapeutic Interventions/methods , Evaluation of Results of Therapeutic Interventions/trends , Prospective Studies , Retrospective Studies , Percutaneous Coronary Intervention/mortality , Percutaneous Coronary Intervention/rehabilitation , Coronary Restenosis/complications , Coronary Restenosis/mortality
2.
Rev. SOCERJ ; 18(3): 244-253, maio-jun. 2005. tab
Article in Portuguese | LILACS | ID: lil-414524

ABSTRACT

Os autores fazem, inicialmente, uma revisão dos possíveis mecanismos fisiopatológicos envolvidos na reestenose coronariana, dando ênfase especial aos aspectos relacionados à reestenose intra-stent. Abordam, de forma sucinta, as várias estratégias utilizadas para diminuir a incidência de reestenose. Por fim, fazem uma revisão ampla a respeito do uso de stents farmacológicos para a prevenção primária de reestenose, suas limitações e perspectivas futuras, discorrendo sobre os tipos de plataformas, os polímeros e os agentes farmacológicos utilizados, além de trazerem os resultados dos principais estudos clínicos relacionados ao uso dos agentes sirolimus e paclitaxel


Subject(s)
Humans , Angioplasty/instrumentation , Angioplasty/methods , Polymers/chemistry , Polymers/therapeutic use , Coronary Restenosis/rehabilitation , Stents , Paclitaxel/chemical synthesis , Sirolimus/chemistry , Sirolimus
3.
Radiother Oncol ; 63(1): 103-6, 2002 Apr.
Article in English | MEDLINE | ID: mdl-12065110

ABSTRACT

Three-dimensional reconstructions of 19 coronary artery stents from biplane angiograms were used for measurement of the volume through which the stents traversed during the cardiac cycle. This volume, less than 0.8% of the whole heart volume in all patients, represents a target volume for high-precision radiotherapy to treat coronary artery in-stent restenosis.


Subject(s)
Brachytherapy/methods , Cardiac Volume , Coronary Angiography/methods , Coronary Restenosis/rehabilitation , Radiotherapy, Conformal/methods , Stents/adverse effects , Aged , Coronary Restenosis/etiology , Coronary Restenosis/physiopathology , Female , Humans , Male , Middle Aged , Radiotherapy Dosage
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